• synonyms


verb (used with object)
  1. to make or cause to seem smaller, less, less important, etc.; lessen; reduce.
  2. Architecture. to give (a column) a form tapering inward from bottom to top.
  3. Music. to make (an interval) smaller by a chromatic half step than the corresponding perfect or minor interval.
  4. to detract from the authority, honor, stature, or reputation of; disparage.
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verb (used without object)
  1. to lessen; decrease.
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Origin of diminish

1400–50; late Middle English; blend of diminuen (< Anglo-French diminuer < Medieval Latin dīminuere for Latin dēminuere to make smaller) and minishen minish
Related formsdi·min·ish·a·ble, adjectivedi·min·ish·ment, nounnon·di·min·ish·ing, adjectivepre·di·min·ish, verb (used with object)pre·di·min·ish·ment, nounun·di·min·ish·a·ble, adjectiveun·di·min·ish·a·ble·ness, nounun·di·min·ish·a·bly, adverbun·di·min·ished, adjectiveun·di·min·ish·ing, adjective

Synonym study

5. See decrease.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for undiminishing

Historical Examples

  • Most duels seem decidedly similar, but each is followed with undiminishing delight.

    Life on a Mediaeval Barony

    William Stearns Davis

  • Much wonder was created by the undiminishing brutality of the Soho police.

  • We attain hereby a mark by which to distinguish the diminishing from the undiminishing condition.

British Dictionary definitions for undiminishing


  1. to make or become smaller, fewer, or less
  2. (tr) architect to cause (a column, etc) to taper
  3. (tr) music to decrease (a minor or perfect interval) by a semitone
  4. to belittle or be belittled; reduce in authority, status, etc; depreciate
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Derived Formsdiminishable, adjectivediminishingly, adverbdiminishment, noun

Word Origin

C15: blend of diminuen to lessen (from Latin dēminuere to make smaller, from minuere to reduce) + archaic minish to lessen
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 undiminishing



early 15c., from merger of two obsolete verbs, diminue and minish. Diminue is from Old French diminuer "make small," from Latin diminuere "break into small pieces," variant of deminuere "lessen, diminish," from de- "completely" + minuere "make small" (see minus).

Minish is from Old French menuisier, from Latin minuere. Related: Diminished; diminishes; diminishing.

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Online Etymology Dictionary, © 2010 Douglas Harper