Eccentric Ec*cen"tric ([e^]k*s[e^]n"tr[i^]k), a. [F. excentrique, formerly also spelled eccentrique, fr. LL. eccentros out of the center, eccentric, Gr. 'e`kkentros; 'ek out of + ke`ntron center. See {Ex-}, and {Center}, and cf. {Excentral}.] 1. Deviating or departing from the center, or from the line of a circle; as, an eccentric or elliptical orbit; pertaining to deviation from the center or from true circular motion. [1913 Webster]

2. Not having the same center; -- said of circles, ellipses, spheres, etc., which, though coinciding, either in whole or in part, as to area or volume, have not the same center; -- opposed to {concentric}. [1913 Webster]

3. (Mach.) Pertaining to an eccentric; as, the eccentric rod in a steam engine. [1913 Webster]

4. Not coincident as to motive or end. [1913 Webster]

His own ends, which must needs be often eccentric to those of his master. --Bacon. [1913 Webster]

5. Deviating from stated methods, usual practice, or established forms or laws; deviating from an appointed sphere or way; departing from the usual course; irregular; anomalous; odd; as, eccentric conduct. ``This brave and eccentric young man.'' --Macaulay. [1913 Webster]

He shines eccentric, like a comet's blaze. --Savage. [1913 Webster]

{Eccentric anomaly}. (Astron.) See {Anomaly}.

{Eccentric chuck} (Mach.), a lathe chuck so constructed that the work held by it may be altered as to its center of motion, so as to produce combinations of eccentric combinations of eccentric circles.

{Eccentric gear}. (Mach.) (a) The whole apparatus, strap, and other parts, by which the motion of an eccentric is transmitted, as in the steam engine. (b) A cogwheel set to turn about an eccentric axis used to give variable rotation.

{Eccentric hook} or {Eccentric gab}, a hook-shaped journal box on the end of an eccentric rod, opposite the strap.

{Eccentric rod}, the rod that connects an eccentric strap with any part to be acted upon by the eccentric.

{Eccentric sheave}, or {Eccentric pulley}, an eccentric.

{Eccentric strap}, the ring, operating as a journal box, that encircles and receives motion from an eccentric; -- called also {eccentric hoop}.

Syn: Irregular; anomalous; singular; odd; peculiar; erratic; idiosyncratic; strange; whimsical. [1913 Webster]

The Collaborative International Dictionary of English. 2000.


Look at other dictionaries:

  • Eccentric — Ec*cen tric ([e^]k*s[e^]n tr[i^]k), n. 1. A circle not having the same center as another contained in some measure within the first. [1913 Webster] 2. One who, or that which, deviates from regularity; an anomalous or irregular person or thing.… …   The Collaborative International Dictionary of English

  • eccentric — [ek sen′trik, iksen′trik] adj. [ME eccentrik < ML eccentricus < LL eccentros, out of the center, eccentric < Gr ekkentros < ek , out of (see EX 1) + kentron, CENTER] 1. not having the same center, as two circles one inside the other:… …   English World dictionary

  • eccentric — early 15c. (n.) eccentric circle or orbit, 1550s (adj.), originally a term in Ptolemaic astronomy, circle or orbit not having the Earth precisely at its center, from M.Fr. eccentrique and directly from M.L. eccentricus (n. and adj.), from Gk.… …   Etymology dictionary

  • eccentric — [adj] bizarre, unusual aberrant, abnormal, anomalous, beat*, bent*, bizarre, capricious, characteristic, cockeyed, crazy, curious, droll, erratic, far out*, flaky, freak, freakish, funky*, funny, idiosyncratic, irregular, kooky, nutty, odd,… …   New thesaurus

  • eccentric — ► ADJECTIVE 1) unconventional and slightly strange. 2) technical not placed centrally or not having its axis placed centrally. 3) technical (of an orbit) not circular, especially to a marked degree. ► NOUN 1) an eccentric person. 2) a cam or… …   English terms dictionary

  • eccentric — I adjective aberrant, anomalous, bizarre, contrary, curious, departing from the usual course, deviant, deviating, deviative, different, differing, divergent, erratic, extraordinary, idiosyncratic, independent, individual, inusitatus, irregular,… …   Law dictionary

  • eccentric — erratic, odd, queer, peculiar, *strange, singular, unique, quaint, outlandish, curious Analogous words: *abnormal, atypical, aberrant: *irregular, anomalous, unnatural: *exceptional, exceptionable: *fantastic, bizarre, grotesque Contrasted …   New Dictionary of Synonyms

  • eccentric — 01. My neighbor is an [eccentric] old lady who has over 20 cats. 02. They are an [eccentric] couple who dress in funny old clothes, and are always laughing about something. 03. His [eccentric] views have gotten him in trouble a number of times.… …   Grammatical examples in English

  • eccentric — I UK [ɪkˈsentrɪk] / US adjective a) someone who is eccentric often behaves in slightly strange or unusual ways She s regarded as being rather eccentric. an eccentric, difficult genius b) used about actions, decisions, or things that people make… …   English dictionary

  • eccentric — ec|cen|tric1 [ ık sentrık ] adjective someone who is eccentric often behaves in slightly strange or unusual ways: an eccentric, difficult genius She s regarded as being rather eccentric. a. used about actions, decisions, or things that people… …   Usage of the words and phrases in modern English

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