trabecula(redirected from septomarginal trabecula, trabecula septomarginalis)
Also found in: Thesaurus, Medical, Encyclopedia.
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.
[Latin trabēcula, little beam or bar, diminutive of trabs, trab-, beam; see treb- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
n, pl -lae (-ˌliː)
1. (Anatomy) any of various rod-shaped structures that divide organs into separate chambers
2. (Botany) 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
[C19: via New Latin from Latin: a little beam, from trabs a beam]
traˈbecular, traˈbeculate, traˈbecuˌlated adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
tra•bec•u•la(trəˈbɛk yə lə)
n., pl. -lae (-ˌli)
1. a structural body part that resembles a beam or a crossbar.
2. any of the barlike tissue structures that extend across the cavity in a plant duct or sac, as in the sporangium of a moss.
[1815–25; < New Latin trabēcula, Latin: little beam]
tra•bec′u•lar, tra•bec′u•late (-lɪt, -ˌleɪt) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Switch to new thesaurus
|Noun||1.||trabecula - rod-shaped structures of fibrous tissue that divide an organ into parts (as in the penis) or stabilize the structure of an organ (as in the spleen)|
fibrous tissue - tissue consisting of or containing fibers in both animals and plants
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.