• synonyms


[adjective uh-kyoo-muh-nit, -neyt; verb uh-kyoo-muh-neyt]
  1. Botany, Zoology. pointed; tapering to a point.
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verb (used with object), a·cu·mi·nat·ed, a·cu·mi·nat·ing.
  1. to make sharp or keen.
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Origin of acuminate

1595–1605; < Latin acūminātus (past participle of acūmināre), equivalent to acūmin- (stem of acūmen) acumen + -ātus -ate1
Related formsa·cu·mi·na·tion, nounsub·a·cu·mi·nate, adjectivesub·a·cu·mi·na·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for acuminated

Historical Examples

  • Tail-feathers ten, strong, rigid, acuminated; the two middle ones longest.

    Zoological Illustrations, Volume I

    William Swainson

  • Spire slightly produced, acuminated; the whorls with a central indented line.

  • Cuspidate: prickly pointed; ending in a sharp point; with an acuminated point ending in a bristle.

  • The lesions begin as pin-head, waxy-looking, rounded or acuminated elevations, gradually attaining the size of small peas.

    Essentials of Diseases of the Skin

    Henry Weightman Stelwagon

  • Irritating secretions are thought to be causative in the acuminated variety.

    Essentials of Diseases of the Skin

    Henry Weightman Stelwagon

British Dictionary definitions for acuminated


adjective (əˈkjuːmɪnɪt, -ˌneɪt)
  1. narrowing to a sharp point, as some types of leaf
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verb (əˈkjuːmɪˌneɪt)
  1. (tr) to make pointed or sharp
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Derived Formsacumination, noun

Word Origin

C17: from Latin acūmināre to sharpen; see acumen
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

acuminated in Medicine


(ə-kyōōmə-nĭt, -nāt′)
  1. Tapering to a point; pointed.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.