a combining form meaning “fiber,” used in the formation of compound words: fibrolite.
Also especially before a vowel, fibr-.

Origin of fibro-

combining form representing Latin fibra fiber Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for fibro-


combining form

indicating fibrous tissuefibroin; fibrosis
indicating fibrefibrocement

Word Origin for fibro-

from Latin fibra fibre
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 fibro-



Fiber, especially fibrous tissue:fibrocyst.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.