| Acarology | Study of mites | 
        
      | Accidence | Grammar book; science of inflections in grammar | 
        
      | Aceology | Therapeutics | 
        
      | Acology | Study of medical remedies | 
        
      | Acoustics | Science of sound | 
        
      | Adenology | Study of glands | 
        
      | Aedoeology | Science of generative organs | 
        
      | Aerobiology | Study of airborne organisms | 
        
      | Aerodonetics | Science or study of gliding | 
        
      | Aerodynamics | Dynamics of gases; science of movement in a flow of air or gas | 
        
      | Aerolithology | Study of aerolites; meteorites | 
        
      | Aerology | Study of the atmosphere | 
        
      | Aeronautics | Study of navigation through air or space | 
        
      | Aerophilately | Collecting of air-mail stamps | 
        
      | Aerostatics | Science of air pressure; art of ballooning | 
        
      | Agonistics | Art and theory of prize-fighting | 
        
      | Agriology | The comparative study of primitive peoples | 
        
      | Agrobiology | Study of plant nutrition; soil yields | 
        
      | Agrology | Study of agricultural soils | 
        
      | Agronomics | Study of productivity of land | 
        
      | Agrostology | Science or study of grasses | 
        
      | Alethiology | Study of truth | 
        
      | Algedonics | Science of pleasure and pain | 
        
      | Algology | Study of algae | 
        
      | Anaesthesiology | Study of anaesthetics | 
        
      | Anaglyptics | Art of carving in bas-relief | 
        
      | Anagraphy | Art of constructing catalogues | 
        
      | Anatomy | Study of the structure of the body | 
        
      | Andragogy | Science of teaching adults | 
        
      | Anemology | Study of winds | 
        
      | Angelology | Study of angels | 
        
      | Angiology | Study of blood flow and lymphatic system | 
        
      | Anthropobiology | Study of human biology | 
        
      | Anthropology | Study of human cultures | 
        
      | Aphnology | Science of wealth | 
        
      | Apiology | Study of bees | 
        
      | Arachnology | Study of spiders | 
        
      | Archaeology | Study of human material remains | 
        
      | Archelogy | The study of first principles | 
        
      | Archology | Science of the origins of government | 
        
      | Arctophily | Study of teddy bears | 
        
      | Areology | Study of mars | 
        
      | Aretaics | The science of virtue | 
        
      | Aristology | The science or art of dining | 
        
      | Arthrology | Study of joints | 
        
      | Astacology | The science of crayfish | 
        
      | Astheniology | Study of diseases of weakening and aging | 
        
      | Astrogeology | Study of extraterrestrial geology | 
        
      | Astrology | Study of influence of stars on people | 
        
      | Astrometeorology | Study of effect of stars on climate | 
        
      | Astronomy | Study of celestial bodies | 
        
      | Astrophysics | Study of behaviour of interstellar matter | 
        
      | Astroseismology | Study of star oscillations | 
        
      | Atmology | The science of aqueous vapour | 
        
      | Audiology | Study of hearing | 
        
      | Autecology | Study of ecology of one species | 
        
      | Autology | Scientific study of oneself | 
        
      | Auxology | Science of growth | 
        
      | Avionics | The science of electronic devices for aircraft | 
        
      | Axiology | The science of the ultimate nature of values | 
        
      | Bacteriology | Study of bacteria | 
        
      | Balneology | The science of the therapeutic use of baths | 
        
      | Barodynamics | Science of the support and mechanics of bridges | 
        
      | Barology | Study of gravitation | 
        
      | Batology | The study of brambles | 
        
      | Bibliology | Study of books | 
        
      | Bibliotics | Study of documents to determine authenticity | 
        
      | Bioecology | Study of interaction of life in the environment | 
        
      | Biology | Study of life | 
        
      | Biometrics | Study of biological measurement | 
        
      | Bionomics | Study of organisms interacting in their environments | 
        
      | Botany | Study of plants | 
        
      | Bromatology | Study of food | 
        
      | Brontology | Scientific study of thunder | 
        
      | Bryology | The study of mosses and liverworts | 
        
      | Cacogenics | Study of racial degeneration | 
        
      | Caliology | Study of bird's nests | 
        
      | Calorifics | Study of heat | 
        
      | Cambistry | Science of international exchange | 
        
      | Campanology | The art of bell ringing | 
        
      | Carcinology | Study of crabs and other crustaceans | 
        
      | Cardiology | Study of the heart | 
        
      | Caricology | Study of sedges | 
        
      | Carpology | Study of fruit | 
        
      | Cartography | The science of making maps and globes | 
        
      | Cartophily | The hobby of collecting cigarette cards | 
        
      | Castrametation | The art of designing a camp | 
        
      | Catacoustics | Science of echoes or reflected sounds | 
        
      | Catalactics | Science of commercial exchange | 
        
      | Catechectics | The art of teaching by question and answer | 
        
      | Cetology | Study of whales and dolphins | 
        
      | Chalcography | The art of engraving on copper or brass | 
        
      | Chalcotriptics | Art of taking rubbings from ornamental brasses | 
        
      | Chaology | The study of chaos or chaos theory | 
        
      | Characterology | Study of development of character | 
        
      | Chemistry | Study of properties of substances | 
        
      | Chirocosmetics | Beautifying the hands; art of manicure | 
        
      | Chirography | Study of handwriting or penmanship | 
        
      | Chirology | Study of the hands | 
        
      | Chiropody | Medical science of feet | 
        
      | Chorology | Science of the geographic description of anything | 
        
      | Chrematistics | The study of wealth; political economy | 
        
      | Chronobiology | Study of biological rhythms | 
        
      | Chrysology | Study of precious metals | 
        
      | Ciselure | The art of chasing metal | 
        
      | Climatology | Study of climate | 
        
      | Clinology | Study of aging or individual decline after maturity | 
        
      | Codicology | Study of manuscripts | 
        
      | Coleopterology | Study of beetles and weevils | 
        
      | Cometology | Study of comets | 
        
      | Conchology | Study of shells | 
        
      | Coprology | Study of pornography | 
        
      | Cosmetology | Study of cosmetics | 
        
      | Cosmology | Study of the universe | 
        
      | Craniology | Study of the skull | 
        
      | Criminology | Study of crime; criminals | 
        
      | Cryobiology | Study of life under cold conditions | 
        
      | Cryptology | Study of codes | 
        
      | Cryptozoology | Study of animals for whose existence there is no conclusive proof | 
        
      | Ctetology | Study of the inheritance of acquired characteristics | 
        
      | Cynology | Scientific study of dogs | 
        
      | Cytology | Study of living cells | 
        
      | Dactyliology | Study of rings | 
        
      | Dactylography | The study of fingerprints | 
        
      | Dactylology | Study of sign language | 
        
      | Deltiology | The collection and study of picture postcards | 
        
      | Demology | Study of human behaviour | 
        
      | Demonology | Study of demons | 
        
      | Dendrochronology | Study of tree rings | 
        
      | Dendrology | Study of trees | 
        
      | Deontology | The theory or study of moral obligation | 
        
      | Dermatoglyphics | The study of skin patterns and fingerprints | 
        
      | Dermatology | Study of skin | 
        
      | Desmology | Study of ligaments | 
        
      | Diabology | Study of devils | 
        
      | Diagraphics | Art of making diagrams or drawings | 
        
      | Dialectology | Study of dialects | 
        
      | Dioptrics | Study of light refraction | 
        
      | Diplomatics | Science of deciphering ancient writings and texts | 
        
      | Diplomatology | Study of diplomats | 
        
      | Docimology | The art of assaying | 
        
      | Dosiology | The study of doses | 
        
      | Dramaturgy | Art of producing and staging dramatic works | 
        
      | Dysgenics | The study of racial degeneration | 
        
      | Dysteleology | Study of purposeless organs | 
        
      | Ecclesiology | Study of church affairs | 
        
      | Eccrinology | Study of excretion | 
        
      | Ecology | Study of environment | 
        
      | Economics | Study of material wealth | 
        
      | Edaphology | Study of soils | 
        
      | Egyptology | Study of ancient egypt | 
        
      | Ekistics | Study of human settlement | 
        
      | Electrochemistry | Study of relations between electricity and chemicals | 
        
      | Electrology | Study of electricity | 
        
      | Electrostatics | Study of static electricity | 
        
      | Embryology | Study of embryos | 
        
      | Emetology | Study of vomiting | 
        
      | Emmenology | The study of menstruation | 
        
      | Endemiology | Study of local diseases | 
        
      | Endocrinology | Study of glands | 
        
      | Enigmatology | Study of enigmas | 
        
      | Entomology | Study of insects | 
        
      | Entozoology | Study of parasites that live inside larger organisms | 
        
      | Enzymology | Study of enzymes | 
        
      | Ephebiatrics | Branch of medicine dealing with adolescence | 
        
      | Epidemiology | Study of diseases; epidemics | 
        
      | Epileptology | Study of epilepsy | 
        
      | Epistemology | Study of grounds of knowledge | 
        
      | Eremology | Study of deserts | 
        
      | Ergology | Study of effects of work on humans | 
        
      | Ergonomics | Study of people at work | 
        
      | Escapology | Study of freeing oneself from constraints | 
        
      | Eschatology | Study of death; final matters | 
        
      | Ethnogeny | Study of origins of races or ethnic groups | 
        
      | Ethnology | Study of cultures | 
        
      | Ethnomethodology | Study of everyday communication | 
        
      | Ethnomusicology | Study of comparative musical systems | 
        
      | Ethology | Study of natural or biological character | 
        
      | Ethonomics | Study of economic and ethical principles of a society | 
        
      | Etiology | The science of causes; especially of disease | 
        
      | Etymology | Study of origins of words | 
        
      | Euthenics | Science concerned with improving living conditions | 
        
      | Exobiology | Study of extraterrestrial life | 
        
      | Floristry | The art of cultivating and selling flowers | 
        
      | Fluviology | Study of watercourses | 
        
      | Folkloristics | Study of folklore and fables | 
        
      | Futurology | Study of future | 
        
      | Garbology | Study of garbage | 
        
      | Gastroenterology | Study of stomach; intestines | 
        
      | Gastronomy | Study of fine dining | 
        
      | Gemmology | Study of gems and jewels | 
        
      | Genealogy | Study of descent of families | 
        
      | Genesiology | Study of reproduction and heredity | 
        
      | Genethlialogy | The art of casting horoscopes | 
        
      | Geochemistry | Study of chemistry of the earth's crust | 
        
      | Geochronology | Study of measuring geological time | 
        
      | Geogeny | Science of the formation of the earth's crust | 
        
      | Geogony | Study of formation of the earth | 
        
      | Geography | Study of surface of the earth and its inhabitants | 
        
      | Geology | Study of earth's crust | 
        
      | Geomorphogeny | Study of the origins of land forms | 
        
      | Geoponics | Study of agriculture | 
        
      | Geotechnics | Study of increasing habitability of the earth | 
        
      | Geratology | Study of decadence and decay | 
        
      | Gerocomy | Study of old age | 
        
      | Gerontology | Study of the elderly; aging | 
        
      | Gigantology | Study of giants | 
        
      | Glaciology | Study of ice ages and glaciation | 
        
      | Glossology | Study of language; study of the tongue | 
        
      | Glyptography | The art of engraving on gems | 
        
      | Glyptology | Study of gem engravings | 
        
      | Gnomonics | The art of measuring time using sundials | 
        
      | Gnosiology | Study of knowledge; philosophy of knowledge | 
        
      | Gnotobiology | Study of life in germ-free conditions | 
        
      | Graminology | Study of grasses | 
        
      | Grammatology | Study of systems of writing | 
        
      | Graphemics | Study of systems of representing speech in writing | 
        
      | Graphology | Study of handwriting | 
        
      | Gromatics | Science of surveying | 
        
      | Gynaecology | Study of women’s physiology | 
        
      | Gyrostatics | The study of rotating bodies | 
        
      | Haemataulics | Study of movement of blood through blood vessels | 
        
      | Hagiology | Study of saints | 
        
      | Halieutics | Study of fishing | 
        
      | Hamartiology | Study of sin | 
        
      | Harmonics | Study of musical acoustics | 
        
      | Hedonics | Part of ethics or psychology dealing with pleasure | 
        
      | Helcology | Study of ulcers | 
        
      | Heliology | Science of the sun | 
        
      | Helioseismology | Study of sun's interior by observing its surface oscillations | 
        
      | Helminthology | Study of worms | 
        
      | Hematology | Study of blood | 
        
      | Heortology | Study of religious feasts | 
        
      | Hepatology | Study of liver | 
        
      | Heraldry | Study of coats of arms | 
        
      | Heresiology | Study of heresies | 
        
      | Herpetology | Study of reptiles and amphibians | 
        
      | Hierology | Science of sacred matters | 
        
      | Hippiatrics | Study of diseases of horses | 
        
      | Hippology | The study of horses | 
        
      | Histology | Study of the tissues of organisms | 
        
      | Histopathology | Study of changes in tissue due to disease | 
        
      | Historiography | Study of writing history | 
        
      | Historiology | Study of history | 
        
      | Homiletics | The art of preaching | 
        
      | Hoplology | The study of weapons | 
        
      | Horography | Art of constructing sundials or clocks | 
        
      | Horology | Science of time measurement | 
        
      | Horticulture | Study of gardening | 
        
      | Hydrobiology | Study of aquatic organisms | 
        
      | Hydrodynamics | Study of movement in liquids | 
        
      | Hydrogeology | Study of ground water | 
        
      | Hydrography | Study of investigating bodies of water | 
        
      | Hydrokinetics | Study of motion of fluids | 
        
      | Hydrology | Study of water resources | 
        
      | Hydrometeorology | Study of atmospheric moisture | 
        
      | Hydropathy | Study of treating diseases with water | 
        
      | Hyetology | Science of rainfall | 
        
      | Hygiastics | Science of health and hygiene | 
        
      | Hygienics | Study of sanitation; health | 
        
      | Hygiology | Hygienics; study of cleanliness | 
        
      | Hygrology | Study of humidity | 
        
      | Hygrometry | Science of humidity | 
        
      | Hymnography | Study of writing hymns | 
        
      | Hymnology | Study of hymns | 
        
      | Hypnology | Study of sleep; study of hypnosis | 
        
      | Hypsography | Science of measuring heights | 
        
      | Iamatology | Study of remedies | 
        
      | Iatrology | Treatise or text on medical topics; study of medicine | 
        
      | Iatromathematics | Archaic practice of medicine in conjunction with astrology | 
        
      | Ichnography | Art of drawing ground plans; a ground plan | 
        
      | Ichnology | Science of fossilized footprints | 
        
      | Ichthyology | Study of fish | 
        
      | Iconography | Study of drawing symbols | 
        
      | Iconology | Study of icons; symbols | 
        
      | Ideogeny | Study of origins of ideas | 
        
      | Ideology | Science of ideas; system of ideas used to justify behaviour | 
        
      | Idiomology | Study of idiom, jargon or dialect | 
        
      | Idiopsychology | Psychology of one's own mind | 
        
      | Immunogenetics | Study of genetic characteristics of immunity | 
        
      | Immunology | Study of immunity | 
        
      | Immunopathology | Study of immunity to disease | 
        
      | Insectology | Study of insects | 
        
      | Irenology | The study of peace | 
        
      | Iridology | Study of the iris; diagnosis of disease based on the iris of the eye | 
        
      | Kalology | Study of beauty | 
        
      | Karyology | Study of cell nuclei | 
        
      | Kidology | Study of kidding | 
        
      | Kinematics | Study of motion | 
        
      | Kinesics | Study of gestural communication | 
        
      | Kinesiology | Study of human movement and posture | 
        
      | Kinetics | Study of forces producing or changing motion | 
        
      | Koniology | Study of atmospheric pollutants and dust | 
        
      | Ktenology | Science of putting people to death | 
        
      | Kymatology | Study of wave motion | 
        
      | Labeorphily | Collection and study of beer bottle labels | 
        
      | Larithmics | Study of population statistics | 
        
      | Laryngology | Study of larynx | 
        
      | Lepidopterology | Study of butterflies and moths | 
        
      | Leprology | Study of leprosy | 
        
      | Lexicology | Study of words and their meanings | 
        
      | Lexigraphy | Art of definition of words | 
        
      | Lichenology | Study of lichens | 
        
      | Limacology | Study of slugs | 
        
      | Limnobiology | Study of freshwater ecosystems | 
        
      | Limnology | Study of bodies of fresh water | 
        
      | Linguistics | Study of language | 
        
      | Lithology | Study of rocks | 
        
      | Liturgiology | Study of liturgical forms and church rituals | 
        
      | Loimology | Study of plagues and epidemics | 
        
      | Loxodromy | Study of sailing along rhumb-lines | 
        
      | Magirics | Art of cookery | 
        
      | Magnanerie | Art of raising silkworms | 
        
      | Magnetics | Study of magnetism | 
        
      | Malacology | Study of molluscs | 
        
      | Malariology | Study of malaria | 
        
      | Mammalogy | Study of mammals | 
        
      | Man??ge | The art of horsemanship | 
        
      | Mariology | Study of the virgin mary | 
        
      | Martyrology | Study of martyrs | 
        
      | Mastology | Study of mammals | 
        
      | Mathematics | Study of magnitude, number, and forms | 
        
      | Mazology | Mammalogy; study of mammals | 
        
      | Mechanics | Study of action of force on bodies | 
        
      | Meconology | Study of or treatise concerning opium | 
        
      | Melittology | Study of bees | 
        
      | Mereology | Study of part-whole relationships | 
        
      | Mesology | Ecology | 
        
      | Metallogeny | Study of the origin and distribution of metal deposits | 
        
      | Metallography | Study of the structure and constitution of metals | 
        
      | Metallurgy | Study of alloying and treating metals | 
        
      | Metaphysics | Study of principles of nature and thought | 
        
      | Metapolitics | Study of politics in theory or abstract | 
        
      | Metapsychology | Study of nature of the mind | 
        
      | Meteoritics | The study of meteors | 
        
      | Meteorology | Study of weather | 
        
      | Metrics | Study of versification | 
        
      | Metrology | Science of weights and measures | 
        
      | Microanatomy | Study of microscopic tissues | 
        
      | Microbiology | Study of microscopic organisms | 
        
      | Microclimatology | Study of local climates | 
        
      | Micrology | Study or discussion of trivialities | 
        
      | Micropalaeontology | Study of microscopic fossils | 
        
      | Microphytology | Study of very small plant life | 
        
      | Microscopy | Study of minute objects | 
        
      | Mineralogy | Study of minerals | 
        
      | Molinology | Study of mills and milling | 
        
      | Momilogy | Study of mummies | 
        
      | Morphology | Study of forms and the development of structures | 
        
      | Muscology | The study of mosses | 
        
      | Museology | The study of museums | 
        
      | Musicology | Study of music | 
        
      | Mycology | Study of funguses | 
        
      | Myology | Study of muscles | 
        
      | Myrmecology | Study of ants | 
        
      | Mythology | Study of myths; fables; tales | 
        
      | Naology | Study of church or temple architecture | 
        
      | Nasology | Study of the nose | 
        
      | Nautics | Art of navigation | 
        
      | Nematology | The study of nematodes | 
        
      | Neonatology | Study of newborn babies | 
        
      | Neossology | Study of nestling birds | 
        
      | Nephology | Study of clouds | 
        
      | Nephrology | Study of the kidneys | 
        
      | Neurobiology | Study of anatomy of the nervous system | 
        
      | Neurology | Study of nervous system | 
        
      | Neuropsychology | Study of relation between brain and behaviour | 
        
      | Neurypnology | Study of hypnotism | 
        
      | Neutrosophy | Study of the origin and nature of philosophical neutralities | 
        
      | Nidology | Study of nests | 
        
      | Nomology | The science of the laws; especially of the mind | 
        
      | Noology | Science of the intellect | 
        
      | Nosology | Study of diseases | 
        
      | Nostology | Study of senility | 
        
      | Notaphily | Collecting of bank-notes and cheques | 
        
      | Numerology | Study of numbers | 
        
      | Numismatics | Study of coins | 
        
      | Nymphology | Study of nymphs | 
        
      | Obstetrics | Study of midwifery | 
        
      | Oceanography | Study of oceans | 
        
      | Oceanology | Study of oceans | 
        
      | Odology | Science of the hypothetical mystical force of od | 
        
      | Odontology | Study of teeth | 
        
      | Oenology | Study of wines | 
        
      | Oikology | Science of housekeeping | 
        
      | Olfactology | Study of the sense of smell | 
        
      | Ombrology | Study of rain | 
        
      | Oncology | Study of tumours | 
        
      | Oneirology | Study of dreams | 
        
      | Onomasiology | Study of nomenclature | 
        
      | Onomastics | Study of proper names | 
        
      | Ontology | Science of pure being; the nature of things | 
        
      | Oology | Study of eggs | 
        
      | Ophiology | Study of snakes | 
        
      | Ophthalmology | Study of eye diseases | 
        
      | Optics | Study of light | 
        
      | Optology | Study of sight | 
        
      | Optometry | Science of examining the eyes | 
        
      | Orchidology | Study of orchids | 
        
      | Ornithology | Study of birds | 
        
      | Orology | Study of mountains | 
        
      | Orthoepy | Study of correct pronunciation | 
        
      | Orthography | Study of spelling | 
        
      | Orthopterology | Study of cockroaches | 
        
      | Oryctology | Mineralogy or paleontology | 
        
      | Osmics | Scientific study of smells | 
        
      | Osmology | Study of smells and olfactory processes | 
        
      | Osphresiology | Study of the sense of smell | 
        
      | Osteology | Study of bones | 
        
      | Otology | Study of the ear | 
        
      | Otorhinolaryngology | Study of ear, nose and throat | 
        
      | Paedology | Study of children | 
        
      | Paedotrophy | Art of rearing children | 
        
      | Paidonosology | Study of children's diseases; pediatrics | 
        
      | Palaeoanthropology | Study of early humans | 
        
      | Palaeobiology | Study of fossil plants and animals | 
        
      | Palaeoclimatology | Study of ancient climates | 
        
      | Palaeolimnology | Study of ancient fish | 
        
      | Palaeolimnology | Study of ancient lakes | 
        
      | Palaeontology | Study of fossils | 
        
      | Palaeopedology | Study of early soils | 
        
      | Paleo-osteology | Study of ancient bones | 
        
      | Paleobotany | Study of ancient plants | 
        
      | Palynology | Study of pollen | 
        
      | Papyrology | Study of paper | 
        
      | Parapsychology | Study of unexplained mental phenomena | 
        
      | Parasitology | Study of parasites | 
        
      | Paroemiology | Study of proverbs | 
        
      | Parthenology | Study of virgins | 
        
      | Pataphysics | The science of imaginary solutions | 
        
      | Pathology | Study of disease | 
        
      | Patrology | Study of early christianity | 
        
      | Pedagogics | Study of teaching | 
        
      | Pedology | Study of soils | 
        
      | Pelology | Study of mud | 
        
      | Penology | Study of crime and punishment | 
        
      | Periodontics | Study of gums | 
        
      | Peristerophily | Pigeon-collecting | 
        
      | Pestology | Science of pests | 
        
      | Petrology | Study of rocks | 
        
      | Pharmacognosy | Study of drugs of animal and plant origin | 
        
      | Pharmacology | Study of drugs | 
        
      | Pharology | Study of lighthouses | 
        
      | Pharyngology | Study of the throat | 
        
      | Phenology | Study of organisms as affected by climate | 
        
      | Phenomenology | Study of phenomena | 
        
      | Philately | Study of postage stamps | 
        
      | Philematology | The act or study of kissing | 
        
      | Phillumeny | Collecting of matchbox labels | 
        
      | Philology | Study of ancient texts; historical linguistics | 
        
      | Philosophy | Science of knowledge or wisdom | 
        
      | Phoniatrics | Study and correction of speech defects | 
        
      | Phonology | Study of speech sounds | 
        
      | Photobiology | Study of effects of light on organisms | 
        
      | Phraseology | Study of phrases | 
        
      | Phrenology | Study of bumps on the head | 
        
      | Phycology | Study of algae and seaweeds | 
        
      | Physics | Study of properties of matter and energy | 
        
      | Physiology | Study of processes of life | 
        
      | Phytology | Study of plants; botany | 
        
      | Piscatology | Study of fishes | 
        
      | Pisteology | Science or study of faith | 
        
      | Planetology | Study of planets | 
        
      | Plutology | Political economy; study of wealth | 
        
      | Pneumatics | Study of mechanics of gases | 
        
      | Podiatry | Study and treatment of disorders of the foot; chiropody | 
        
      | Podology | Study of the feet | 
        
      | Polemology | Study of war | 
        
      | Pomology | Study of fruit-growing | 
        
      | Posology | Science of quantity or dosage | 
        
      | Potamology | Study of rivers | 
        
      | Praxeology | Study of practical or efficient activity; science of efficient action | 
        
      | Primatology | Study of primates | 
        
      | Proctology | Study of rectum | 
        
      | Prosody | Study of versification | 
        
      | Protistology | Study of protists | 
        
      | Proxemics | Study of man’s need for personal space | 
        
      | Psalligraphy | The art of paper-cutting to make pictures | 
        
      | Psephology | Study of election results and voting trends | 
        
      | Pseudology | Art or science of lying | 
        
      | Pseudoptics | Study of optical illusions | 
        
      | Psychobiology | Study of biology of the mind | 
        
      | Psychogenetics | Study of internal or mental states | 
        
      | Psychognosy | Study of mentality, personality or character | 
        
      | Psychology | Study of mind | 
        
      | Psychopathology | Study of mental illness | 
        
      | Psychophysics | Study of link between mental and physical processes | 
        
      | Pteridology | Study of ferns | 
        
      | Pterylology | Study of distribution of feathers on birds | 
        
      | Pyretology | Study of fevers | 
        
      | Pyrgology | Study of towers | 
        
      | Pyroballogy | Study of artillery | 
        
      | Pyrography | Study of woodburning | 
        
      | Quinology | Study of quinine | 
        
      | Raciology | Study of racial differences | 
        
      | Radiology | Study of x-rays and their medical applications | 
        
      | Reflexology | Study of reflexes | 
        
      | Rhabdology | Knowledge or learning concerning divining rods | 
        
      | Rhabdology | Art of calculating using numbering rods | 
        
      | Rheology | Science of the deformation or flow of matter | 
        
      | Rheumatology | Study of rheumatism | 
        
      | Rhinology | Study of the nose | 
        
      | Rhochrematics | Science of inventory management and the movement of products | 
        
      | Runology | Study of runes | 
        
      | Sarcology | Study of fleshy parts of the body | 
        
      | Satanology | Study of the devil | 
        
      | Scatology | Study of excrement or obscene literature | 
        
      | Schematonics | Art of using gesture to express tones | 
        
      | Sciagraphy | Art of shading | 
        
      | Scripophily | Collection of bond and share certificates | 
        
      | Sedimentology | Study of sediment | 
        
      | Seismology | Study of earthquakes | 
        
      | Selenodesy | Study of the shape and features of the moon | 
        
      | Selenology | Study of the moon | 
        
      | Semantics | Study of meaning | 
        
      | Semantology | Science of meanings of words | 
        
      | Semasiology | Study of meaning; semantics | 
        
      | Semiology | Study of signs and signals | 
        
      | Semiotics | Study of signs and symbols | 
        
      | Serology | Study of serums | 
        
      | Sexology | Study of sexual behaviour | 
        
      | Siderography | Art of engraving on steel | 
        
      | Sigillography | Study of seals | 
        
      | Significs | Science of meaning | 
        
      | Silvics | Study of tree's life | 
        
      | Sindonology | Study of the shroud of turin | 
        
      | Sinology | Study of china | 
        
      | Sitology | Dietetics | 
        
      | Sociobiology | Study of biological basis of human behaviour | 
        
      | Sociology | Study of society | 
        
      | Somatology | Science of the properties of matter | 
        
      | Sophiology | Science of ideas | 
        
      | Soteriology | Study of theological salvation | 
        
      | Spectrology | Study of ghosts | 
        
      | Spectroscopy | Study of spectra | 
        
      | Speleology | Study and exploration of caves | 
        
      | Spermology | Study of seeds | 
        
      | Sphagnology | Study of peat moss | 
        
      | Sphragistics | Study of seals and signets | 
        
      | Sphygmology | Study of the pulse | 
        
      | Splanchnology | Study of the entrails or viscera | 
        
      | Spongology | Study of sponges | 
        
      | Stasiology | Study of political parties | 
        
      | Statics | Study of bodies and forces in equilibrium | 
        
      | Stemmatology | Study of relationships between texts | 
        
      | Stoichiology | Science of elements of animal tissues | 
        
      | Stomatology | Study of the mouth | 
        
      | Storiology | Study of folk tales | 
        
      | Stratigraphy | Study of geological layers or strata | 
        
      | Stratography | Art of leading an army | 
        
      | Stylometry | Studying literature by means of statistical analysis | 
        
      | Suicidology | Study of suicide | 
        
      | Symbology | Study of symbols | 
        
      | Symptomatology | Study of symptoms of illness | 
        
      | Synecology | Study of ecological communities | 
        
      | Synectics | Study of processes of invention | 
        
      | Syntax | Study of sentence structure | 
        
      | Syphilology | Study of syphilis | 
        
      | Systematology | Study of systems | 
        
      | Taxidermy | Art of curing and stuffing animals | 
        
      | Tectonics | Science of structure of objects, buildings and landforms | 
        
      | Tegestology | Study and collecting of beer mats | 
        
      | Teleology | Study of final causes; analysis in terms of purpose | 
        
      | Telmatology | Study of swamps | 
        
      | Teratology | Study of monsters, freaks, abnormal growths or malformations | 
        
      | Teuthology | Study of cephalopods | 
        
      | Textology | Study of the production of texts | 
        
      | Thalassography | Science of the sea | 
        
      | Thanatology | Study of death and its customs | 
        
      | Thaumatology | Study of miracles | 
        
      | Theology | Study of religion; religious doctrine | 
        
      | Theriatrics | Veterinary medicine | 
        
      | Theriogenology | Study of animals' reproductive systems | 
        
      | Thermodynamics | Study of relation of heat to motion | 
        
      | Thermokinematics | Study of motion of heat | 
        
      | Thermology | Study of heat | 
        
      | Therology | Study of wild mammals | 
        
      | Thremmatology | Science of breeding domestic animals and plants | 
        
      | Threpsology | Science of nutrition | 
        
      | Tidology | Study of tides | 
        
      | Timbrology | Study of postage stamps | 
        
      | Tocology | Obstetrics; midwifery | 
        
      | Tonetics | Study of pronunciation | 
        
      | Topology | Study of places and their natural features | 
        
      | Toponymics | Study of place-names | 
        
      | Toreutics | Study of artistic work in metal | 
        
      | Toxicology | Study of poisons | 
        
      | Toxophily | Love of archery; archery; study of archery | 
        
      | Traumatology | Study of wounds and their effects | 
        
      | Tribology | Study of friction and wear between surfaces | 
        
      | Trichology | Study of hair and its disorders | 
        
      | Trophology | Study of nutrition | 
        
      | Tsiganology | Study of gypsies | 
        
      | Turnery | Art of turning in a lathe | 
        
      | Typhlology | Study of blindness and the blind | 
        
      | Typography | Art of printing or using type | 
        
      | Typology | Study of types of things | 
        
      | Ufology | Study of alien spacecraft | 
        
      | Uranography | Descriptive astronomy and mapping | 
        
      | Uranology | Study of the heavens; astronomy | 
        
      | Urbanology | Study of cities | 
        
      | Urenology | Study of rust molds | 
        
      | Urology | Study of urine; urinary tract | 
        
      | Venereology | Study of venereal disease | 
        
      | Vermeology | Study of worms | 
        
      | Vexillology | Study of flags | 
        
      | Victimology | Study of victims | 
        
      | Vinology | Scientific study of vines and winemaking | 
        
      | Virology | Study of viruses | 
        
      | Vitrics | Glassy materials; glassware; study of glassware | 
        
      | Volcanology | Study of volcanoes | 
        
      | Vulcanology | Study of volcanoes | 
        
      | Xylography | Art of engraving on wood | 
        
      | Xylology | Study of wood | 
        
      | Zenography | Study of the planet jupiter | 
        
      | Zoiatrics | Veterinary surgery | 
        
      | Zooarchaeology | Study of animal remains of archaeological sites | 
        
      | Zoochemistry | Chemistry of animals | 
        
      | Zoogeography | Study of geographic distribution of animals | 
        
      | Zoogeology | Study of fossil animal remains | 
        
      | Zoology | Study of animals | 
        
      | Zoonomy | Animal physiology | 
        
      | Zoonosology | Study of animal diseases | 
        
      | Zoopathology | Study of animal diseases | 
        
      | Zoophysics | Physics of animal bodies | 
        
      | Zoophysiology | Study of physiology of animals | 
        
      | Zoophytology | Study of plant-like animals | 
        
      | Zoosemiotics | Study of animal communication | 
        
      | Zootaxy | Science of classifying animals | 
        
      | Zootechnics | Science of breeding animals | 
        
      | Zygology | Science of joining and fastening | 
        
      | Zymology | Science of fermentation | 
        
      | Zymurgy | Branch of chemistry dealing with brewing and distilling |