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[in-ses-uh nt] /ɪnˈsɛs ənt/
continuing without interruption; ceaseless; unending:
an incessant noise.
Origin of incessant
late Middle English
1425-75; late Middle English incessaunte < Late Latin incessant-, equivalent to Latin in- in-3 + cessant- (stem of cessāns), present participle of cessāre to stop work; see cease, -ant
Related forms
incessancy, incessantness, noun
incessantly, adverb
unceasing, constant, continuous, never-ending, perpetual; eternal, everlasting; relentless, unrelenting, unremitting.
intermittent. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for incessantly
Contemporary Examples
Historical Examples
  • She was incessantly imploring her son to drive off these obnoxious neighbors.

    Henry IV, Makers of History John S. C. Abbott
  • The murmur of prayers for these souls went on incessantly; I have it in my ears now.

    Romance Joseph Conrad and F.M. Hueffer
  • He was incessantly prompted by the most extraordinary speculations.

    Great Astronomers R. S. Ball
  • The same notes, not very numerous, are incessantly repeated.

  • Nor yet hast thou at all discovered that I am a god; but thou incessantly ragest.

  • incessantly, Andrea, I hear your first, your very first words.

    The Child of Pleasure Gabriele D'Annunzio
  • He saw that they were pale and weary, and besought them incessantly to go to rest.

    The Home Fredrika Bremer
British Dictionary definitions for incessantly


not ceasing; continual
Derived Forms
incessancy, incessantness, noun
incessantly, adverb
Word Origin
C16: from Late Latin incessāns, from Latin in-1 + cessāre to cease
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
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Word Origin and History for incessantly



mid-15c., from Old French incessant (mid-14c.), from Late Latin incessantem (nominative incessans) "unceasing," from Latin in- "not" (see in- (1)) + cessantem (nominative cessans), present participle of cessare "cease" (see cease). Related: Incessantly (early 15c.).

Online Etymology Dictionary, © 2010 Douglas Harper
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