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List of Scientific Instruments and Uses

  • 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 – also known as odometer is the 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 - Iinstrument 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 - Old instrument for measuring length of curved lines
  • Raccharimeter - 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 - Iinstrument 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 - Iinstrument 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