• synonyms


[kon-floo-uh nt]
See more synonyms for confluent on Thesaurus.com
  1. flowing or running together; blending into one: confluent rivers; confluent ideas.
  2. Pathology.
    1. running together: confluent efflorescences.
    2. characterized by confluent efflorescences: confluent smallpox.
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  1. one of two or more confluent streams.
  2. a tributary stream.
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Origin of confluent

1425–75; late Middle English (< Middle French) < Latin confluent- (stem of confluēns, present participle of confluere to flow together), equivalent to con- con- + flu- (stem of fluere to flow) + -ent- -ent; see fluent, fluid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for confluent

Historical Examples

  • The stem is stout, often hollow when old, confluent with the cap.

    The Mushroom, Edible and Otherwise

    M. E. Hard

  • The small-pox is well divided by Sydenham into distinct and confluent.

    Zoonomia, Vol. II

    Erasmus Darwin

  • The walls of the perithecia are carbonous, and confluent with the crust.

  • The Small Pox is of two varieties or degrees, distinct and confluent.

  • It is not a long time since the two ice bodies were confluent.

British Dictionary definitions for confluent


  1. flowing together or merging
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  1. a stream that flows into another, usually of approximately equal size
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Word Origin

C17: from Latin confluēns, from confluere to flow together, from fluere to flow
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 confluent


late 15c., from Middle French confluent or directly from Latin confluentem (nominative confluens), present participle of confluere "to flow together" (see confluence). The noun meaning "a stream which flows into another" is from 1850.

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Online Etymology Dictionary, © 2010 Douglas Harper

confluent in Medicine


  1. Flowing together; blended into one.
  2. Merging or running together so as to form a mass, as sores in a rash.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.