aerator - an apparatus for exposing something to the air (as sewage)

burner - an apparatus for burning fuel (or refuse); "a diesel engine is an oil burner"

cascade liquefier - an apparatus used to liquefy air or oxygen etc.

centrifuge, separator, extractor - an apparatus that uses centrifugal force to separate particles from a suspension

chemical reactor - an apparatus for holding substances that are undergoing a chemical reaction

cloud chamber, Wilson cloud chamber - apparatus that detects high-energy particles passing through a supersaturated vapor; each particle ionizes molecules along its path and small droplets condense on them to produce a visible track

condenser - an apparatus that converts vapor into liquid

copier, duplicator - apparatus that makes copies of typed, written or drawn material

electrograph - an apparatus for the electrical transmission of pictures

equipment - an instrumentality needed for an undertaking or to perform a service

generator - an apparatus that produces a vapor or gas

heat pump - apparatus that extracts heat from a liquid that is at a higher temperature than its surroundings; can be used to transfer heat from a reservoir outside in order to heat a building

heliograph - an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on

brooder, incubator - apparatus consisting of a box designed to maintain a constant temperature by the use of a thermostat; used for chicks or premature infants

instillator - medical apparatus that puts a liquid into a cavity drop by drop

Kipp's apparatus - a laboratory apparatus for producing a gas (usually hydrogen sulfide) by the action of a liquid on a solid without heating

lighting - apparatus for supplying artificial light effects for the stage or a film

nuclear reactor, reactor - (physics) any of several kinds of apparatus that maintain and control a nuclear reaction for the production of energy or artificial elements

optical bench - apparatus for observation and measurement of optical phenomena

pendulum - an apparatus consisting of an object mounted so that it swings freely under the influence of gravity

purifier - an apparatus for removing impurities

reformer - an apparatus that reforms the molecular structure of hydrocarbons to produce richer fuel; "a catalytic reformer"

semaphore - an apparatus for visual signaling with lights or mechanically moving arms

sequenator, sequencer - (chemistry) an apparatus that can determine the sequence of monomers in a polymer

soda fountain - an apparatus for dispensing soda water

still - an apparatus used for the distillation of liquids; consists of a vessel in which a substance is vaporized by heat and a condenser where the vapor is condensed

submersible - an apparatus intended for use under water

telegraph, telegraphy - apparatus used to communicate at a distance over a wire (usually in Morse code)

titrator - an apparatus for performing a titration

X-ray machine - an apparatus that provides a source of X rays

fashion, manner, mode, way, style - how something is done or how it happens; "her dignified manner"; "his rapid manner of talking"; "their nomadic mode of existence"; "in the characteristic New York style"; "a lonely way of life"; "in an abrasive fashion"

colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech

falsehood, falsification - the act of rendering something false as by fraudulent changes (of documents or measures etc.) or counterfeiting