• synonyms


[trahy-fur-keyt, trahy-fer-keyt; adjective trahy-fur-kit, trahy-fer-]
verb (used without object), tri·fur·cat·ed, tri·fur·cat·ing.
  1. to divide into three forks or branches.
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  1. Also tri·fur·cat·ed. divided into three forks or branches.
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Origin of trifurcate

First recorded in 1650–60; see origin at tri-, furcate
Related formstri·fur·ca·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for trifurcate

Historical Examples

  • There are two dorsal fins, slightly connected; the caudal fin is double concave or trifurcate.

    Bass, Pike, Perch, and Others

    James Alexander Henshall

British Dictionary definitions for trifurcate



  1. having three branches or forks
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Derived Formstrifurcation, noun

Word Origin

from Latin trifurcus, from tri- + furca a fork
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