• synonyms


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

Origin of fibro-

combining form representing Latin fibra fiber
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for fibro


noun Australian informal
    1. short for fibrocement
    2. (as modifier)a fibro shack
  1. a house built of fibrocement
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combining form
  1. indicating fibrous tissuefibroin; fibrosis
  2. indicating fibrefibrocement
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Word Origin

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

fibro in Medicine


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