• synonyms


noun, plural hy·per·tro·phies.
  1. abnormal enlargement of a part or organ; excessive growth.
  2. excessive growth or accumulation of any kind.
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verb (used with or without object), hy·per·tro·phied, hy·per·tro·phy·ing.
  1. to affect with or undergo hypertrophy.
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Origin of hypertrophy

First recorded in 1825–35; hyper- + -trophy
Related formshy·per·troph·ic [hahy-per-trof-ik, -troh-fik] /ˌhaɪ pərˈtrɒf ɪk, -ˈtroʊ fɪk/, adjectivepseu·do·hy·per·troph·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for hypertrophy

Historical Examples

  • Hypertrophy: any abnormal enlargement or excessive development.

    Explanation of Terms Used in Entomology

    John. B. Smith

  • He quotes a case of hypertrophy of the spleen which he cured with this fruit.

  • Further reference to these fruits will be made under the head of Hypertrophy.

    Vegetable Teratology

    Maxwell T. Masters

  • They said he was suffering from hypertrophy of the sensory nerves.

    Lost Diaries

    Maurice Baring

  • We are suffering from a sort of hypertrophy of the intelligence.

British Dictionary definitions for hypertrophy


noun plural -phies
  1. enlargement of an organ or part resulting from an increase in the size of the cellsCompare atrophy, hyperplasia
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verb -phies, -phying or -phied
  1. to undergo or cause to undergo this condition
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Derived Formshypertrophic (ˌhaɪpəˈtrɒfɪk), adjective
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 hypertrophy


1821, from hyper- + Greek -trophe "nourishment" (see -trophy). Related: Hypertrophic.

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Online Etymology Dictionary, © 2010 Douglas Harper

hypertrophy in Medicine


  1. A nontumorous enlargement of an organ or a tissue as a result of an increase in the size rather than the number of constituent cells.
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  1. To grow or cause to grow abnormally large.
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Related formshy′per•trophic (-trōfĭk, -trŏfĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.