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[truh-bek-yuh-luh] /trəˈbɛk yə lə/
noun, plural trabeculae
[truh-bek-yuh-lee] /trəˈbɛk yəˌli/ (Show IPA)
Anatomy, Botany. a structural part resembling a small beam or crossbar.
Botany. one of the projections from the cell wall that extends across the cavity of the ducts of certain plants, or the plate of cells across the cavity of the sporangium of a moss.
Origin of trabecula
1815-25; < New Latin trabēcula, Latin: little beam, equivalent to trabē(s) beam + -cula -cule1
Related forms
trabecular, trabeculate
[truh-bek-yuh-lit, -leyt] /trəˈbɛk yə lɪt, -ˌleɪt/ (Show IPA),
intertrabecular, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for trabeculate


noun (anatomy, botany) (pl) -lae (-ˌliː)
any of various rod-shaped structures that divide organs into separate chambers
any of various rod-shaped cells or structures that bridge a cavity, as within the capsule of a moss or across the lumen of a cell
Derived Forms
trabecular, trabeculate, adjective
Word Origin
C19: via New Latin from Latin: a little beam, from trabs a beam
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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trabeculate in Medicine

trabecula tra·bec·u·la (trə-běk'yə-lə)
n. pl. tra·bec·u·lae (-lē')

  1. Any of the supporting strands of connective tissue projecting into an organ and constituting part of the framework of that organ.

  2. Any of the fine spicules forming a network in cancellous bone.

tra·bec'u·lar adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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