types:
cauterant,
cautery
an instrument or substance used to destroy tissue for medical reasons (eg removal of a wart) by burning it with a hot iron or an electric current or a caustic or by freezing it
engine
an instrument or machine that is used in warfare, such as a battering ram, catapult, artillery piece, etc.
extractor
an instrument for extracting tight-fitting components
plotter
an instrument (usually driven by a computer) for drawing graphs or pictures
sonograph
an instrument that uses the differential transmission and reflection of ultrasonic waves in order to provide an image of a bodily organ
tracer
an instrument used to make tracings
whip
an instrument with a handle and a flexible lash that is used for whipping
accelerometer
an instrument for measuring the acceleration of aircraft or rockets
actinometer
an instrument for measuring the intensity of electromagnetic radiation (usually by the photochemical effect)
algometer
device for measuring pain caused by pressure
alidad,
alidade
surveying instrument used with a plane table for drawing lines of sight on a distant object and for measuring angles
alidad,
alidade
surveying instrument consisting of the upper movable part of a theodolite including the telescope and its attachments
altazimuth
an instrument that measures the altitude and azimuth of celestial bodies; used in navigation
altimeter
an instrument that measures the height above ground; used in navigation
ballistocardiograph,
cardiograph
a medical instrument that measures the mechanical force of cardiac contractions and the amount of blood passing through the heart during a specified period by measuring the recoil of the body as blood is pumped from the ventricles
barometer
an instrument that measures atmospheric pressure
battering ram
a ram used to break down doors of fortified buildings
bolometer
an instrument that measures heat radiation; extremely sensitive
bow
a weapon for shooting arrows, composed of a curved piece of resilient wood with a taut cord to propel the arrow
bow and arrow
a weapon consisting of arrows and the bow to shoot them
bronchoscope
a slender tubular instrument used to examine the bronchial tubes
buret,
burette
measuring instrument consisting of a graduated glass tube with a tap at the bottom; used for titration
caliper,
calliper
an instrument for measuring the distance between two points (often used in the plural)
calorimeter
a measuring instrument that determines quantities of heat
cangue
an instrument of punishment formerly used in China for petty criminals; consists of a heavy wooden collar enclosing the neck and arms
chronoscope
an instrument for accurate measurements of small intervals of time
clinometer,
inclinometer
an instrument used by surveyors in order to measure an angle of inclination or elevation
colorimeter,
tintometer
a measuring instrument used in colorimetric analysis to determine the quantity of a substance from the color it yields with specific reagents
compass
navigational instrument for finding directions
compass
drafting instrument used for drawing circles
console
a scientific instrument consisting of displays and an input device that an operator can use to monitor and control a system (especially a computer system)
counter tube
a measuring instrument for counting individual ionizing events
cowhide
a heavy flexible whip braided from leather made from the hide of a cow
cryocautery
an instrument for destroying tissue by freezing it
cryoscope
a measuring instrument for measuring freezing and melting points
densitometer
a measuring instrument for determining optical or photographic density
depth finder
navigational instrument used to measure the depth of a body of water (as by ultrasound or radar)
dialysis machine,
dialyzer
a medical instrument for separating substances in solution by unequal diffusion through semipermeable membranes
diathermy machine
a medical instrument for local heating of bodily tissues for medical purposes
divider
a drafting instrument resembling a compass that is used for dividing lines into equal segments or for transferring measurements
dosemeter,
dosimeter
a measuring instrument for measuring doses of ionizing radiation (X-rays or radioactivity)
echocardiograph
a sonograph that creates an image of the heart and its abnormalities
electrodynamometer
measuring instrument that uses the interaction of the magnetic fields of two coils to measure current or voltage or power
electromyograph
a medical instrument that records the electrical waves associated with the activity of skeletal muscles
electroscope
measuring instrument that detects electric charge; two gold leaves diverge owing to repulsion of charges with like sign
endoscope
a long slender medical instrument for examining the interior of a bodily organ or performing minor surgery
eudiometer
measuring instrument consisting of a graduated glass tube for measuring volume changes in chemical reactions between gases
fiberscope
a flexible medical instrument involving fiber optics that is used to examine internal organs
fire ship
a weapon consisting of a ship carrying explosives that is set adrift to destroy enemy ships
flamethrower
a weapon that squirts ignited fuel for several yards
forceps
an extractor consisting of a pair of pincers used in medical treatment (especially for the delivery of babies)
gallows
an instrument of execution consisting of a wooden frame from which a condemned person is executed by hanging
death chamber,
gas chamber
instrument of execution consisting of a sealed chamber into which poison gas is introduced; used to kill people or animals
gage,
gauge
a measuring instrument for measuring and indicating a quantity such as the thickness of wire or the amount of rain etc.
graduate
a measuring instrument for measuring fluid volume; a glass container (cup or cylinder or flask) whose sides are marked with or divided into amounts
guillotine
instrument of execution that consists of a weighted blade between two vertical poles; used for beheading people
gun
a weapon that discharges a missile at high velocity (especially from a metal tube or barrel)
heliometer
an instrument used to measure the angular separation of two stars that are too far apart to be included in the field of view of an ordinary telescope
haematocrit,
hematocrit
a measuring instrument to determine (usually by centrifugation) the relative amounts of corpuscles and plasma in the blood
hodoscope
(physics) scientific instrument that traces the path of a charged particle
hydrometer
an instrument for measuring the specific gravity of a liquid
hygrometer
measuring instrument for measuring the relative humidity of the atmosphere
inclinometer
an instrument showing the angle that an aircraft makes with the horizon
instrument of torture
an instrument of punishment designed and used to inflict torture on the condemned person
interferometer
any measuring instrument that uses interference patterns to make accurate measurements of waves
jeweler's glass
an optical instrument used by jewelers; has one or more lenses and is used to view features not readily seen
keratoscope
medical instrument to examine the cornea in order to detect irregularities in its anterior surface
kicksorter,
pulse height analyzer
scientific instrument consisting of an electronic circuit that permits only voltage pulses of predetermined height to pass
knife
a weapon with a handle and blade with a sharp point
knout
a whip with a lash of leather thongs twisted with wire; used for flogging prisoners
Kundt's tube
a measuring instrument used to measure the speed of sound
cymograph,
kymograph
scientific instrument consisting of a rotating drum holding paper on which a stylus traces a continuous record (as of breathing or blood pressure)
lidar
a measuring system that detects and locates objects on the same principle as radar but uses light from a laser; a potential technology for detecting air turbulence that can affect aircraft
log
measuring instrument that consists of a float that trails from a ship by a knotted line in order to measure the ship's speed through the water
magnetograph
a scientific instrument that registers magnetic variations (especially variations of the earth's magnetic field)
magnifier
a scientific instrument that magnifies an image
meter
any of various measuring instruments for measuring a quantity
microtome
scientific instrument that cuts thin slices of something for microscopic examination
missile
a rocket carrying a warhead of conventional or nuclear explosives; may be ballistic or directed by remote control
nephoscope
a measuring instrument that uses a grid for measuring the altitude, direction, and velocity of movement of clouds
octant
a measuring instrument for measuring angles to a celestial body; similar to a sextant but with 45 degree calibration
auriscope,
auroscope,
otoscope
medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane)
oximeter
a measuring instrument that measures the oxygen in arterial blood
paddle
an instrument of punishment consisting of a flat board
pedometer
measuring instrument for recording the number of steps taken in walking
pelvimeter
measuring instrument for performing pelvimetry
periscope
an optical instrument that provides a view of an otherwise obstructed field
photometer
measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source
piezometer
a measuring instrument for measuring high pressures
pike
medieval weapon consisting of a spearhead attached to a long pole or pikestaff; superseded by the bayonet
pillory
a wooden instrument of punishment on a post with holes for the wrists and neck; offenders were locked in and so exposed to public scorn
pipet,
pipette
measuring instrument consisting of a graduated glass tube used to measure or transfer precise volumes of a liquid by drawing the liquid up into the tube
Pitot head,
Pitot tube,
Pitot-static tube
measuring instrument consisting of a combined Pitot tube and static tube that measures total and static pressure; used in aircraft to measure airspeed
Pitot,
Pitot tube
measuring instrument consisting of a right-angled tube with an open end that is directed in opposition to the flow of a fluid and used to measure the velocity of fluid flow
plane table
surveying instrument consisting of a drawing board and a ruler that are mounted on a tripod; used to sight and map topographical details
plethysmograph
a measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains)
polygraph
a medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration)
potentiometer
a measuring instrument for measuring direct current electromotive forces
missile,
projectile
a weapon that is forcibly thrown or projected at a target but is not self-propelled
projector
an optical instrument that projects an enlarged image onto a screen
protractor
drafting instrument used to draw or measure angles
quadrant
a measuring instrument for measuring altitude of heavenly bodies
quirt
whip with a leather thong at the end
range finder,
rangefinder
a measuring instrument (acoustic or optical or electronic) for finding the distance of an object
flagpole,
range pole,
ranging pole
surveying instrument consisting of a straight rod painted in bands of alternate red and white each one foot wide; used for sightings by surveyors
refractometer
measuring instrument for measuring the refractive index of a substance
rheometer
an instrument for measuring the flow of liquids (especially arterial blood)
rhinoscope
medical instrument consisting of a mirror mounted at an angle on a rod; used to examine the nasal passages (through the nasopharynx)
sclerometer
a measuring instrument that measures the hardness of materials by penetrating them with a stylus that has a diamond point
flagellum,
scourge
a whip used to inflict punishment (often used for pedantic humor)
sector
measuring instrument consisting of two graduated arms hinged at one end
seismograph,
seismometer
a measuring instrument for detecting and measuring the intensity and direction and duration of movements of the ground (as an earthquake)
sensitometer
a measuring instrument for measuring the light sensitivity of film over a range of exposures
sextant
a measuring instrument for measuring the angular distance between celestial objects; resembles an octant
sights
an optical instrument for aiding the eye in aiming, as on a firearm or surveying instrument
slasher
a weapon (a sword or dagger) used for slashing
sling
a simple weapon consisting of a looped strap in which a projectile is whirled and then released
asdic,
echo sounder,
sonar
a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return
speculum
a medical instrument for dilating a bodily passage or cavity in order to examine the interior
spherometer
a measuring instrument for measuring the curvature of a surface
spirograph
a measuring instrument for recording the depth and rapidity of breathing movements
spirometer
a measuring instrument for measuring the vital capacity of the lungs
stake
instrument of execution consisting of a vertical post that a victim is tied to for burning
static tube
a measuring instrument used to measure static pressure in a stream of fluid
stethoscope
a medical instrument for listening to the sounds generated inside the body
stocks
a former instrument of punishment consisting of a heavy timber frame with holes in which the feet (and sometimes the hands) of an offender could be locked
strap
whip consisting of a strip of leather used in flogging
strobe,
strobe light,
stroboscope
scientific instrument that provides a flashing light synchronized with the periodic movement of an object; can make moving object appear stationary
stun baton,
stun gun
a weapon designed to disable a victim temporarily by delivering a nonlethal high-voltage electric shock
surveyor's level
surveying instrument consisting basically of a small telescope with an attached spirit level rotating around a vertical axis; for measuring relative heights of land
switch
a flexible implement used as an instrument of punishment
blade,
brand,
steel,
sword
a cutting or thrusting weapon that has a long metal blade and a hilt with a hand guard
syringe
a medical instrument used to inject or withdraw fluids
t-scope,
tachistoscope
scientific instrument used by psychologists; presents visual stimuli for brief exposures
tach,
tachometer
measuring instrument for indicating speed of rotation
tape,
tape measure,
tapeline
measuring instrument consisting of a narrow strip (cloth or metal) marked in inches or centimeters and used for measuring lengths
telemeter
any scientific instrument for observing events at a distance and transmitting the information back to the observer
tensiometer
a measuring instrument for measuring the surface tension of a liquid
tensiometer
a measuring instrument for measuring the tension in a wire or fiber or beam
tensiometer
a measuring instrument for measuring the moisture content of soil
theodolite,
transit
a surveying instrument for measuring horizontal and vertical angles, consisting of a small telescope mounted on a tripod
thermograph
medical instrument that uses an infrared camera to reveal temperature variations on the surface of the body
thermometer
measuring instrument for measuring temperature
hatchet,
tomahawk
weapon consisting of a fighting ax; used by North American Indians
tonometer
measuring instrument for measuring tension or pressure (especially for measuring intraocular pressure in testing for glaucoma)
torsion balance
measuring instrument designed to measure small forces by the torsion they exert on a thin wire
triangle
any of various triangular drafting instruments used to draw straight lines at specified angles
T-square
a square used by draftsmen to draw parallel lines
variometer
a measuring instrument for measuring variations in a magnetic field
Venturi tube
a short tube inserted into a pipeline and used to measure the quantity of a liquid that is flowing in the pipeline
wattmeter
an instrument for measuring in watts the flow of power in an electrical circuit
Greek fire
a mixture used by Byzantine Greeks that was often shot at adversaries; catches fire when wetted