• synonyms


adjective Botany, Zoology.
  1. having three loculi, chambers, or cells.
Show More

Origin of trilocular

First recorded in 1745–55; tri- + locular
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for trilocular

Historical Examples

  • Trilocular, three-celled, as the pistils or pods in fig. 328-330.

    The Elements of Botany

    Asa Gray

  • In the coco-nut, a trilocular and triovular ovary produces a one-celled, one-seeded fruit.

British Dictionary definitions for trilocular


  1. (esp of a plant ovary or anther) having or consisting of three chambers or cavities
Show More

Word Origin

C18: from tri- + Latin loculus compartment (from locus place) + -ar
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

trilocular in Medicine


  1. Having three cavities or cells.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.