[ trahy-fur-keyt, trahy-fer-keyt; adjective trahy-fur-kit, trahy-fer- ]
/ traɪˈfɜr keɪt, ˈtraɪ fərˌkeɪt; adjective traɪˈfɜr kɪt, ˈtraɪ fər- /

verb (used without object), tri·fur·cat·ed, tri·fur·cat·ing.

to divide into three forks or branches.


Also tri·fur·cat·ed. divided into three forks or branches.

Origin of trifurcate

First recorded in 1650–60; see origin at tri-, furcate

Related forms

tri·fur·ca·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for trifurcation



/ (ˈtraɪfɜːkɪt, -ˌkeɪt) /


having three branches or forks

Derived Forms

trifurcation, noun

Word Origin for trifurcate

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

Medicine definitions for trifurcation


[ trī′fər-kāshən ]


A division into three branches.

Related forms

tri•furcate v.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.