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n. One who, or that which, condenses.


 - (Physic) (a) An instrument for condensing air or other elastic fluids, consisting of a cylinder having a movable piston to force the air into a receiver, and a valve to prevent its escape. (b) An instrument for concentrating electricity by the effect of induction between conducting plates separated by a nonconducting plate. (c) A lens or mirror, usually of short focal distance, used to concentrate light upon an object.


 - (Chem.) An apparatus for receiving and condensing the volatile products of distillation to a liquid or solid form, by cooling.


 - (Steam Engine) An apparatus, separate from the cylinder, in which the exhaust steam is condensed by the action of cold water or air.


 - Achromatic condenser (Optics), an achromatic lens used as a condenser. - Bull's-eye condenser, or Bull's-eye (Optics), a lens of short focal distance used for concentrating rays of light.


 - Injection condenser, a vessel in which steam is condensed by the direct contact of water.


 - Surface condenser, an apparatus for condensing steam, especially the exhaust of a steam engine, by bringing it into ...

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