Absorptiometer |
Instrument for measuring solubility of gases in liquids |
Accelerometer |
Instrument for measuring acceleration or vibrations |
Acetimeter |
Instrument for measuring strength of vinegar |
Acidimeter |
Instrument for measuring concentration of acids |
Actinograph |
Instrument used to calculate time of photographic exposure |
Actinometer |
Instrument for measuring incident radiation |
Aerometer |
Instrument for measuring weight or density of gas |
Aethrioscope |
Instrument for measuring temperature variations due to sky conditions |
Alcoholometer |
Instrument for measuring proportion of alcohol in solutions |
Alcovinometer |
Instrument to measure strength of wine |
Algometer |
Instrument for measuring sensitivity to pain |
Alkalimeter |
Instrument for measuring strength of alkalines |
Altimeter |
Instrument for measuring altitude |
Ammeter |
Instrument for measuring electrical current |
Anemograph |
Instrument for measuring pressure and velocity of wind |
Anemometer |
Instrument for measuring wind velocity |
Areometer |
Instrument used for measuring specific gravity |
Arthroscope |
Instrument for examining interior of a joint |
Atmometer |
Instrument for measuring evaporating capacity of air |
Audiometer |
Instrument for measuring acuity of hearing |
Auriscope |
Instrument for examining the ear |
Auxanometer |
Instrument for measuring growth of plants |
Auxometer |
Instrument for measuring magnifying power |
Ballistocardiograph |
Instrument for detecting body movements caused by heartbeat |
Barograph |
Instrument for recording air pressure |
Barometer |
Instrument for measuring air pressure |
Baroscope |
Weather-glass |
Bathymeter |
Instrument for recording contours of deep oceans |
Bathythermograph |
Instrument for recording water temperature as compared to depth |
Bolometer |
Instrument for measuring radiant energy or infrared light |
Bronchoscope |
Instrument for examining the windpipe |
Calorimeter |
Instrument for measuring absorbed or evolved heat |
Cardiograph |
Instrument for recording movements of the heart |
Cathetometer |
Instrument for measuring short vertical distances |
Ceilometer |
Instrument for measuring height of cloud ceiling above earth |
Ceraunograph |
Instrument for recording thunder and lightning |
Chlorometer |
Instrument for measuring amount of chlorine in a solution |
Chromatograph |
Instrument for performing chromatographic separations |
Chromatoptometer |
Instrument measuring eyes' sensitivity to colour |
Chronograph |
Instrument for recording the moment of an event |
Chronometer |
Instrument for measuring time |
Chronoscope |
Instrument for measuring very short time intervals |
Clinometer |
Instrument used to measure slopes and elevations |
Coercimeter |
Instrument for measuring coercive force |
Colonoscope |
Instrument for viewing the colon |
Colorimeter |
Instrument for measuring and determining color |
Colposcope |
Instrument for viewing the neck of the uterus |
Coronagraph |
Instrument for viewing the corona of the sun |
Coulombmeter |
Instrument for measuring electric charge |
Coulometer |
Instrument measuring amount of substance released in electrolysis |
Craniometer |
Instrument for measuring the skull |
Cratometer |
Instrument for measuring power of magnification |
Crescograph |
Instrument for measuring the growth of plants |
Cryometer |
Instrument for measuring low temperatures |
Cryoscope |
Instrument for determining freezing points of substances |
Cyanometer |
Instrument for measuring blueness of the sky or ocean |
Cyclograph |
Instrument for describing arcs of circles without compasses |
Cyclometer |
Instrument for measuring revolutions of a wheel |
Cymograph |
Instrument for tracing the outline of mouldings |
Cymometer |
Instrument for measuring frequency of electrical waves |
Cystoscope |
Instrument for examining the bladder |
Cytometer |
Instrument for counting cells |
Decelerometer |
Instrument for measuring deceleration |
Declinometer |
Instrument for measuring magnetic declination |
Dendrometer |
Instrument for measuring trees |
Densimeter |
Instrument for measuring closeness of grain of a substance |
Densitometer |
Instrument for measuring optical or photographic density |
Diagometer |
Instrument for measuring electrical conductivity |
Diagraph |
Instrument for enlarging or projecting drawings |
Diaphanometer |
Instrument for measuring the transparency of air |
Dichroscope |
Instrument for examining crystals for dichroism |
Diffractometer |
Instrument for determining structure of crystal through light diffraction |
Dilatometer |
Instrument for measuring expansion |
Dioptometer |
Instrument for measuring focus or refraction of the eyes |
Dipleidoscope |
Instrument for measuring moment when an object passes a meridian |
Diplograph |
Instrument for writing two lines of text at once |
Dosimeter |
Instrument for measuring dose of radiation |
Dromometer |
Instrument for measuring speed |
Drosometer |
Instrument for measuring dew |
Durometer |
Instrument for measuring hardness of substances |
Dynamograph |
Instrument for recording mechanical forces |
Dynamometer |
Instrument for measuring mechanical force |
Ebullioscope |
Instrument for measuring boiling point of liquids |
Effusiometer |
Instrument for comparing molecular weights of gases |
Eidograph |
Instrument for copying drawings |
Elatrometer |
Instrument for measuring gaseous pressure |
Electrocardiograph |
Instrument for recording unusual electrical fluctuations of the heart |
Electrodynamometer |
Instrument for measuring electrical current |
Electroencephalograph |
Instrument for measuring the brain's electrical impulses |
Electrograph |
Instrument for recording electrical potential |
Electrometer |
Instrument for measuring electrical potential |
Electromyograph |
Instrument for diagnosing neuromuscular disorders |
Electroretinograph |
Instrument for measuring electrical activity in the retina |
Electroscope |
Instrument for detecting electrical charges in the body |
Ellipsograph |
Instrument for describing ellipses |
Encephalograph |
Instrument for recording brain images |
Endoscope |
Instrument for visualizing interior of a hollow organ |
Endosmometer |
Instrument for measuring osmosis into a solution |
Epidiascope |
Instrument for projecting images of objects |
Episcope |
Instrument for projecting images of opaque objects |
Ergograph |
Instrument for measuring and recording muscular work |
Ergometer |
Instrument for measuring work performed |
Eriometer |
Instrument for measuring very small diameters |
Eudiometer |
Instrument for measuring air purity |
Evaporimeter |
Instrument for measuring rate of evaporation |
Extensometer |
Instrument for measuring deformation in object due to forces applied |
Fathometer |
Instrument for measuring underwater depth using sound |
Fiberscope |
Instrument using fiberoptics to examine inaccessible areas |
Floriscope |
Instrument for inspecting flowers |
Flowmeter |
Instrument for measuring properties of flowing liquids |
Fluorimeter |
Instrument for measuring fluorescence |
Fluoroscope |
Instrument using x-rays to examine internal structure of opaque object |
Focimeter |
Instrument for measuring focal length of a lens |
Galactometer |
Instrument for measuring specific gravity of milk |
Galvanometer |
Instrument for measuring electrical current |
Galvanoscope |
Instrument for detecting presence and direction of electric current |
Gasometer |
Instrument for holding and measuring gases |
Gastroscope |
Instrument for examining interior of the stomach |
Geothermometer |
Instrument for measuring subterranean temperatures |
Goniometer |
Instrument for measuring angles between faces |
Gradiometer |
Instrument for measuring gradient of a physical quantity |
Gravimeter |
Instrument for measuring variations in gravitational fields |
Gyrograph |
Instrument for counting a wheel's revolutions |
Haptometer |
Instrument measuring sensitivity to touch |
Harmonograph |
Instrument drawing curves representing vibrations |
Harmonometer |
Instrument measuring harmonic relations of sounds |
Helicograph |
Instrument for drawing spirals on a plane |
Heliograph |
Instrument for measuring intensity of sunlight |
Heliometer |
Instrument for measuring apparent diameter of the sun |
Helioscope |
Instrument for observing sun without injury to the eyes |
Hemacytometer |
Instrument for counting blood cells |
Hippometer |
Instrument to measure height of horses |
Hodoscope |
Instrument for tracing paths of ionizing particles |
Hydrometer |
Instrument for measuring specific gravity of liquids |
Hydroscope |
Instrument for viewing under water |
Hydrotimeter |
Instrument for measuring water hardness |
Hyetograph |
Instrument for recording rainfall |
Hyetometer |
Instrument for measuring rainfall |
Hyetometrograph |
Instrument for recording rainfall |
Hygrograph |
Instrument for recording variations in atmospheric humidity |
Hygrometer |
Instrument for measuring air moisture |
Hygroscope |
Instrument for displaying changes in air humidity |
Hypsometer |
Instrument for measuring height of trees through triangulation |
Iconometer |
Instrument for finding size of object by measuring its image |
Idiometer |
Instrument for measuring motion of observer in relation to transit of the heavens |
Inclinometer |
Instrument for measuring inclination to the horizontal of an axis |
Interferometer |
Instrument for analysing spectra of light |
Iriscope |
Instrument for exhibiting the prismatic colours |
Katathermometer |
Instrument for measuring the cooling power of air |
Katharometer |
Instrument measuring changes in composition of gases |
Keratometer |
Instrument for measuring curvature of the cornea |
Keraunograph |
Instrument for recording distant thunderstorms |
Kinetoscope |
Instrument for producing curves by combination of circular movements |
Konimeter |
Instrument measuring amount of dust in air |
Koniscope |
Instrument for measuring dust in air |
Kymograph |
Instrument for recording fluid pressure |
Labidometer |
Instrument for measuring size of the head of a fetus |
Lactometer |
Instrument for testing relative density of milk |
Lactoscope |
Instrument for measuring purity or richness of milk |
Lanameter |
Instrument for measuring quality of wool |
Laparoscope |
Instrument for viewing interior of peritoneal cavity |
Laryngoscope |
Instrument for examining interior of the larynx |
Leptometer |
Instrument for measuring oil viscosity |
Loxodograph |
Device used to record ship's travels |
Lucimeter |
Instrument for measuring light intensity |
Luxmeter |
Instrument for measuring illumination |
Lysimeter |
Instrument for measuring percolation of water through soil |
Magnetograph |
Instrument for recording measurements of magnetic fields |
Magnetometer |
Instrument for measuring intensity of magnetic fields |
Manometer |
Instrument for measuring pressure of a liquid or gas |
Marigraph |
Instrument for recording tide levels |
Mecometer |
Instrument for measuring length |
Megameter |
Instrument for determining longitude by observing stars |
Megascope |
Instrument for projecting an enlarged image |
Mekometer |
Range-finder |
Meldometer |
Instrument for measuring melting points of substances |
Meteorograph |
Instrument recording a variety of meteorological observations |
Methanometer |
Instrument for detecting presence of methane |
Microbarograph |
Instrument for recording minute changes in atmospheric pressure |
Microcalorimeter |
Instrument for measuring tiny quantities of heat |
Micrograph |
Instrument used to write on a very small scale |
Micrometer |
Instrument for measuring very small distances |
Micronometer |
Instrument for measuring short periods of time |
Microscope |
Instrument for magnifying small objects |
Microseismograph |
Instrument for recording small or distant earthquakes |
Microseismometer |
Instrument for measuring small or distant earthquakes |
Mileometer |
Instrument for recording distance travelled in miles |
Milliammeter |
Instrument for recording very small electrical currents |
Myograph |
Instrument for recording muscular contractions |
Myringoscope |
Instrument for viewing the eardrum |
Nephelometer |
Instrument for measuring cloudiness |
Nephograph |
Instrument for photographing clouds |
Nephoscope |
Instrument for observing direction and velocity of clouds |
Nitrometer |
Instrument for measuring nitrogen and its compounds |
Odograph |
Odometer; instrument for measuring distance travelled |
Odometer |
Instrument for measuring distance travelled |
Odontograph |
Instrument for obtaining curves for gear-teeth |
Oenometer |
Instrument for measuring alcoholic strength of wine |
Ohmmeter |
Instrument for measuring electrical resistance |
Oleometer |
Instrument for measuring amount of oil in a substance |
Olfactometer |
Instrument measuring intensity of odour of a substance |
Ombrometer |
Rain-gauge |
Oncometer |
Instrument measuring change in size of internal organs |
Oncosimeter |
Instrument measuring variations in density of molten metal |
Ondograph |
Instrument measuring change in wave formations of electricity |
Oometer |
Instrument for measuring eggs |
Opacimeter |
Instrument for measuring opacity |
Opeidoscope |
Instrument for illustrating sound by means of light |
Ophthalmometer |
Instrument for measuring the eye |
Ophthalmoscope |
Instrument for viewing the interior of the eye |
Opisometer |
Instrument for measuring curved lines |
Opsiometer |
Instrument for testing vision |
Optometer |
Instrument for testing vision |
Orchidometer |
Instrument for measuring the size of the testicles |
Oscillograph |
Instrument for recording alternating current wave forms |
Oscillometer |
Instrument for measuring ship's rollings |
Oscilloscope |
Instrument for detecting electrical fluctuations |
Osmometer |
Instrument for measuring osmotic pressure |
Otoscope |
Instrument for examining the ear |
Pachymeter |
Instrument for measuring small thicknesses |
Pallograph |
Instrument measuring ship's vibration |
Pantochronometer |
Combined sundial and compass |
Pantograph |
Instrument for copying drawing to a different scale |
Passimeter |
Instrument for issuing automatic tickets |
Pedometer |
Instrument for measuring distance travelled on foot |
Peirameter |
Instrument measuring resistance of road surfaces to wheel movement |
Pelvimeter |
Instrument for measuring the pelvis |
Penetrometer |
Instrument for measuring firmness or consistency of substances |
Permeameter |
Instrument for measuring permeability |
Phacometer |
Instrument for measuring lenses |
Phaometer |
Old instrument for measuring light intensity |
Pharmacometer |
Instrument for measuring drugs |
Pharyngoscope |
Instrument for inspecting the pharynx |
Phonautograph |
Instrument for recording sound vibrations |
Phonendoscope |
Device which amplifies small sounds |
Phonometer |
Instrument for measuring sound levels |
Phorometer |
Instrument used to correct abnormalities in eye muscles |
Photometer |
Instrument for measuring light intensity |
Photopolarimeter |
Instrument for measuring intensity and polarization of reflected light |
Phototachometer |
Instrument for measuring the speed of light |
Phototelegraph |
Instrument for transmitting drawings telegraphically |
Phthongometer |
Instrument measuring intensity of vowel sounds |
Piezometer |
Instrument for measuring pressure or compressibility |
Pitchometer |
Instrument for measuring angles of ship's propeller blades |
Planigraph |
Instrument for copying drawings at a different scale |
Planimeter |
Instrument for measuring area of plane figures |
Platometer |
Instrument for measuring area; planimeter |
Plegometer |
Instrument for measuring the strength of a blow |
Plemyrameter |
Instrument for measuring variations in water level |
Plethysmograph |
Instrument for measuring change in body part size due to blood flow |
Pluviograph |
Self-registering rain gauge |
Pluviometer |
Rain-meter |
Pneometer |
Instrument that measures respiration |
Pneumatometer |
Instrument for measuring quantity of air breathed |
Pneumograph |
Instrument for measuring and recording respiration |
Polarimeter |
Instrument for measuring polarised light |
Polariscope |
Instrument for detecting polarized light |
Polygraph |
Instrument for measuring small changes in pulse and respiration |
Porometer |
Instrument for measuring degree of porosity |
Poroscope |
Instrument for investigating porosity |
Potentiometer |
Instrument for measuring electromotive forces |
Potometer |
Instrument measuring rate at which plants absorb water |
Prisoptometer |
Instrument for measuring degree of astigmatism |
Proctoscope |
Instrument for examining the rectum |
Psophometer |
Instrument measuring audible interference of electrical current |
Psychograph |
Instrument that supposedly records spirit messages |
Psychrometer |
Instrument for measuring air moisture or temperature |
Psychrometer |
Instrument for measuring dryness of the atmosphere |
Pulsimeter |
Instrument for measuring the pulse |
Pycnometer |
Instrument for measuring specific gravity or density |
Pyknometer |
Instrument for measuring specific gravities |
Pyranometer |
Instrument measuring solar radiation from the sky's whole hemisphere |
Pyrgeometer |
Instrument for measuring radiation from earth |
Pyrheliometer |
Instrument for measuring heating effect of sun |
Pyrometer |
Instrument for measuring very high temperatures |
Pyroscope |
Instrument for measuring intensity of radiant heat |
Qualimeter |
Apparatus for measuring penetrating power of x-ray beams |
Quantimeter |
Apparatus for measuring quantity of x-rays |
Quantometer |
Instrument for measuring proportions of elements in metallic samples |
Rachiometer |
Instrument for measuring the spine |
Radarscope |
Instrument for detecting radar signals |
Radiogoniometer |
Instrument for finding direction through radio signals |
Radiometeorograph |
Instrument for measuring atmospheric conditions at high altitude |
Radiometer |
Instrument measuring radiation energy |
Radioscope |
Instrument for viewing objects using x-rays |
Ratemeter |
Instrument for measuring counting rate of electronic counters |
Recipiangle |
Old instrument with two arms used for measuring angles |
Reflectometer |
Instrument for measuring reflectance of radiant energy |
Refractometer |
Instrument measuring refraction of light |
Respirometer |
Instrument for measuring and studying respiration |
Retinoscope |
Instrument for measuring and viewing the retina |
Rheometer |
Instrument that measures current |
Rhinoscope |
Instrument for examining the nose |
Rhythmometer |
Instrument for measuring speed of rhythms |
Riometer |
Instrument for measuring absorbed cosmic radio waves |
Rotameter |
Instrument consisting of glass tube with free float for measuring liquid flow |
Rotameter |
Old instrument for measuring length of curved lines |
Saccharimeter |
Instrument for measuring amount of sugar in a solution |
Salinometer |
Instrument for measuring amount of salt in a solution |
Scintillometer |
Instrument measuring scintillation of star |
Scintilloscope |
Instrument for measuring gamma rays emitted by a radioactive body |
Sclerometer |
Instrument measuring hardness |
Scoliometer |
Instrument measuring curvature |
Scotograph |
Instrument for writing without seeing |
Scotoscope |
Instrument for detecting objects in darkness |
Seismograph |
Instrument for recording earthquakes |
Seismometer |
Instrument for measuring earthquake intensity |
Seismoscope |
Instrument for detecting earthquakes |
Selenoscope |
Instrument for viewing the moon |
Sensitometer |
Instrument for measuring sensitivity of photographic material |
Sepometer |
Instrument for measuring septic matter in the air |
Serimeter |
Instrument for testing quality of silk |
Shuftiscope |
Instrument used to explore interior of dysentery case |
Siccimeter |
Instrument for measuring liquid evaporation |
Sideroscope |
Instrument using magnets to detect presence of iron |
Sigmoidoscope |
Instrument for examining the interior of the rectum and sigmoid colon |
Sillometer |
Instrument measuring speed of ship |
Skiascope |
Instrument for measuring eye's refraction from movement of shadows |
Snooperscope |
Instrument for viewing infrared radiation |
Solarimeter |
Instrument for measuring solar radiation |
Sonograph |
Instrument for recording and analysing sound |
Spectrofluorimeter |
Instrument for measuring and recording fluorescence spectra |
Spectrograph |
Instrument for viewing a spectrum |
Spectroheliograph |
Instrument for taking pictures of the sun |
Spectroheliokinematograph |
Camera for taking pictures of the sun |
Spectrohelioscope |
Instrument for viewing solar disc in light of a single wavelength |
Spectrometer |
Instrument measuring wavelengths of light of a spectrum |
Spectrophotometer |
Instrument for measuring speed of different parts of light spectrum |
Spectroscope |
Instrument for forming spectra by dispersing rays of light |
Speedometer |
Instrument for measuring velocity |
Spherometer |
Instrument measuring curvature |
Sphygmograph |
Instrument for recording pulse |
Sphygmomanometer |
Instrument for measuring arterial blood pressure |
Sphygmometer |
Instrument for measuring arterial blood pressure |
Sphygmoscope |
Instrument for making arterial pulsations visible |
Spinthariscope |
Instrument for visually detecting alpha particles |
Spirograph |
Instrument recording movements of breathing |
Spirometer |
Instrument measuring lung capacity |
Stactometer |
Pipette with hollow bulb for counting drops |
Stadiometer |
Instrument for measuring the length of a curved line |
Stagmometer |
Instrument for measuring number of drops in volume of liquid |
Stalagmometer |
Instrument for measuring surface tension by drops |
Statoscope |
Instrument for measuring small changes in atmospheric pressure |
Stauroscope |
Instrument for studying structure of crystals with polarised light |
Stenometer |
Instrument for measuring distances |
Stereometer |
Instrument for measuring specific gravity |
Stereoscope |
Instrument for viewing special three-dimensional photographs |
Stethometer |
Instrument measuring chest expansion during breathing |
Stethoscope |
Instrument for detecting sounds produced by the body |
Strabismometer |
Instrument measuring degree of squinting |
Strabometer |
Instrument for measuring strabismus in the eyes |
Stroboscope |
Instrument for studying motion using flashes of light |
Stylometer |
Instrument for measuring columns |
Swingometer |
Instrument for measuring swing in votes during an election |
Sympiesometer |
Instrument for measuring pressure of a current |
Synchroscope |
Instrument for detecting whether two moving parts are synchronized |
Tacheometer |
Instrument for rapidly measuring survey points on a map |
Tachistoscope |
Instrument for rapidly showing images on a screen to test perception |
Tachograph |
Instrument for recording speed of rotation |
Tachometer |
Instrument for measuring speed of rotation |
Taseometer |
Instrument for measuring stress in a structure |
Tasimeter |
Instrument for measuring changes in pressure |
Taximeter |
Instrument for measuring fee for hired vehicle |
Telemeter |
Instrument for measuring strain or distance from observer |
Telescope |
Instrument for viewing objects at great distances |
Telespectroscope |
Instrument for analysing radiation omitted by distant bodies |
Telestereoscope |
Instrument for viewing distant objects stereoscopically |
Tellurometer |
Instrument using microwaves to measure distance |
Tenderometer |
Instrument for measuring tenderness of fruits and vegetables |
Tensimeter |
Instrument for measuring vapour pressure |
Tensiometer |
Instrument for measuring tension |
Thalassometer |
Instrument for measuring tides |
Thermograph |
Instrument for recording changes in temperature |
Thermometer |
Instrument for measuring temperature |
Thermometrograph |
Instrument for recording changes in temperature |
Thermoscope |
Instrument indicating change in temperature |
Thoracoscope |
Instrument for viewing the thorax and chest wall |
Tiltmeter |
Instrument for measuring tilting of earth's surface |
Tocodynamometer |
Instrument for measuring uterine contractions during childbirth |
Tomograph |
Instrument for viewing section of an object using x-rays |
Tonometer |
Instrument measuring pitch of musical tones |
Topophone |
Instrument to determine direction and distance of a fog-horn |
Torsiograph |
Instrument for recording torsional vibrations on an object |
Transmissometer |
Instrument for measuring transmission of light through a fluid |
Trechometer |
Instrument for determining distance travelled; odometer |
Tremograph |
Instrument for recording involuntary muscular motion |
Tribometer |
Instrument measuring friction |
Trigonometer |
Instrument for solving triangles |
Trocheameter |
Instrument counting wheel's revolutions |
Tromometer |
Instrument for measuring slight earthquake shocks |
Tropometer |
Instrument measuring rotation |
Turbidimeter |
Instrument for measuring turbidity of liquids |
Turgometer |
Instrument for measuring turgidity |
Typhlograph |
Instrument to help the blind write clearly |
Udometer |
Instrument for measuring rainfall |
Ultramicroscope |
Instrument for viewing extremely small objects |
Urethroscope |
Instrument for viewing the interior of the urethra |
Urinometer |
Instrument for measuring specific gravity of urine |
Vaporimeter |
Instrument for measuring vapour pressure |
Variometer |
Instrument for measuring magnetic declination |
Velocimeter |
Instrument for measuring velocity |
Velometer |
Instrument for measuring speed of air |
Viameter |
Instrument for measuring revolutions of a wheel |
Vibrograph |
Instrument for recording vibrations |
Vibrometer |
Instrument for measuring vibrations |
Viscometer |
Instrument for measuring viscosity |
Visometer |
Instrument for measuring focal length of the eye |
Voltameter |
Instrument for measuring electrical current indirectly |
Voltmeter |
Instrument for measuring electrical potential |
Volumenometer |
Instrument for measuring volume of a solid |
Volumeter |
Instrument for measuring volume of a liquid or gas |
Wattmeter |
Instrument for measuring electrical power |
Wavemeter |
Instrument for measuring wavelengths |
Weatherometer |
Instrument for measuring weather-resisting properties of paint |
Xanthometer |
Instrument for measuring colour of sea or lake water |
Xylometer |
Instrument measuring specific gravity of wood |
Zymometer |
Instrument for measuring fermentation |
Zymosimeter |
Instrument for measuring fermentation |