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[koh-juh nt] /ˈkoʊ dʒənt/
convincing or believable by virtue of forcible, clear, or incisive presentation; telling.
to the point; relevant; pertinent.
Origin of cogent
1650-60; < Latin cōgent- (stem of cōgēns, present participle of cōgere to drive together, collect, compel), equivalent to cōg- (co- co- + ag-, stem of agere to drive) + -ent- -ent
Related forms
cogently, adverb
noncogent, adjective
noncogently, adverb
uncogent, adjective
uncogently, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for cogent
Contemporary Examples
Historical Examples
  • Also she would have cogent reason for keeping such a part in the affair a secret.

    Wilfrid Cumbermede George MacDonald
  • Considering his great distress, the reasons must have been cogent indeed.

  • That's the most cogent thought you ever had, but setting the date is the bride's business.

    Masters of Space Edward Elmer Smith
  • The Master was unimpeachable; His terse, cogent assertions were unanswerable.

    Jesus the Christ James Edward Talmage
  • And yet they have the broadest meaning and the most cogent application.

    The Life Radiant

    Lilian Whiting
British Dictionary definitions for cogent


compelling belief or assent; forcefully convincing
Derived Forms
cogency, noun
cogently, adverb
Word Origin
C17: from Latin cōgent-, cōgēns, driving together, from cōgere, from co- together + agere to drive
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 cogent

1650s, from French cogent "necessary, urgent" (14c.), from Latin cogentem (nominative cogens), present participle of cogere "to curdle; to compel; to collect," literally "to drive together," from com- "together" (see co-) + agere "to drive" (see act (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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