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concentric

[kuh n-sen-trik]
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adjective
  1. having a common center, as circles or spheres.
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Also con·cen·tri·cal.

Origin of concentric

1350–1400; Middle English consentrik < Medieval Latin concentricus. See con-, center, -ic
Related formscon·cen·tri·cal·ly, adverbcon·cen·tric·i·ty [kon-suh n-tris-i-tee, -sen-] /ˌkɒn sənˈtrɪs ɪ ti, -sɛn-/, nounnon·con·cen·tric, adjectivenon·con·cen·tri·cal, adjectivenon·con·cen·tri·cal·ly, adverbnon·con·cen·tric·i·ty, nounun·con·cen·tric, adjectiveun·con·cen·tri·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for concentrically

Historical Examples

  • The shield in the first two is granulated, in the other concentrically striated.

    Our British Snails

    John William Horsley

  • It gradually assumes a nearly spherical form; and is then composed of concentrically arranged layers (fig. 280, hl).

  • The outer surface of the shell is concentrically grooved; the beaks are smooth.

    The Sea-beach at Ebb-tide

    Augusta Foote Arnold

  • A strong solution of caustic ammonia produces a concentrically laminated or fissured appearance in them.

    Parasites

    T. Spencer Cobbold

  • Suppose a threepenny-piece and a half-crown placed alongside of each other, concentrically, with a common pivot.

    Boating

    W. B. Woodgate

British Dictionary definitions for concentrically

concentric

adjective
  1. having a common centreconcentric circles Compare eccentric (def. 3)
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Derived Formsconcentrically, adverbconcentricity (ˌkɒnsənˈtrɪsɪtɪ), noun

Word Origin

C14: from Medieval Latin concentricus, from Latin com- same + centrum centre
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for concentrically

concentric

adj.

c.1400, from Middle French concentrique, from Medieval Latin concentricus, from com- "together" (see com-) + centrum "circle, center" (see center (n.)).

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Online Etymology Dictionary, © 2010 Douglas Harper
concentrically in Medicine

concentric

(kən-sĕn′trĭk)
adj.
  1. Having a common center or center point, as of circles.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.