Bull's-eye
Condenser Con*dens"er, n. 1. One who, or that which, condenses. [1913 Webster]

2. (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. [1913 Webster]

3. (Chem.) An apparatus for receiving and condensing the volatile products of distillation to a liquid or solid form, by cooling. [1913 Webster]

4. (Steam Engine) An apparatus, separate from the cylinder, in which the exhaust steam is condensed by the action of cold water or air. See Illust. of {Steam engine}. [1913 Webster]

{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 contact with metallic surface cooled by water or air. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • bull's-eye — bull s eyes 1) N COUNT: usu the N in sing The bull s eye is the small circular area at the centre of a target. Five of his bullets had hit the bull s eye. 2) N COUNT In shooting or the game of darts, a bull s eye is a shot or throw of a dart that …   English dictionary

  • Bull's Eye — can refer to:* Aldebaran, star at the location of the eye of Taurus * Bull s Eye (postage stamp), the earliest stamps issued by Brazil * Bull s eye (confectionery), a pulled sugar sweet popular in Britain * Egg in the basket, egg breakfast dish * …   Wikipedia

  • Bull's-eye — n. 1. (Naut.) A small circular or oval wooden block without sheaves, having a groove around it and a hole through it, used for connecting rigging. [1913 Webster] 2. A small round cloud, with a ruddy center, supposed by sailors to portend a storm …   The Collaborative International Dictionary of English

  • bull's-eye — bull s ,eye noun count the circle in the center of a TARGET that you try to hit in the sports of shooting or ARCHERY, or in the game of DARTS: BULL a. a shot or throw that hits the center of a target hit/score a bull s eye INFORMAL to achieve… …   Usage of the words and phrases in modern English

  • bull's-eye — [boolz′ī΄] n. [as in Fr oeil de boeuf, Dan koöie, cow eye, Sw oxoga, ox eye, all applied to small, round windows] 1. a thick, circular glass in a roof, ship s deck, etc., for admitting light 2. any circular opening for light or air 3. a) the… …   English World dictionary

  • bull’s-eye — bull’sˈ eye noun ▪ A round opening or window ▪ The centre of a target ▪ A shot that hits it (also figurative) ▪ A big, round, hard peppermint sweet ▪ The central boss formed in making a sheet of spun glass ( …   Useful english dictionary

  • bull's-eye — bull s′ eye n. pl. eyes 1) gam the circular spot, usu. black, at the center of a target 2) gam a shot that hits this 3) mil a) the center of a military target in a bombing raid b) a missile that strikes the center of a target c) an instance of… …   From formal English to slang

  • bull's-eye — UK / US noun [countable] Word forms bull s eye : singular bull s eye plural bull s eyes a) the circle in the centre of a target that you try to hit in the sports of shooting or archery, or in the game of darts b) a shot or throw that hits the… …   English dictionary

  • bull's eye — n. to hit, score a bull s eye * * * score a bull s eye to hit …   Combinatory dictionary

  • bull's eye — noun 1. in target shooting: a score made by hitting the center of the target (Freq. 13) in repeated sets of five shots his numbers of bull s eyes varied • Hypernyms: ↑score 2. the center of a target (Freq. 2) • Syn: ↑bull …   Useful english dictionary

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