1. a combining form meaning “fiber,” used in the formation of compound words: fibrolite.

Origin of fibro-

Combining form representing Latin fibrafiber
  • Also especially before a vowel, fibr-. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use fibro- in a sentence

  • The section of the stalk shows a single U-shaped fibro-vascular bundle, and a strong outer sclerenchymatous sheath.

    Beautiful Ferns | Daniel Cady Eaton
  • The root-stock contains six or eight roundish or flattened fibro-vascular bundles arranged in a circle near the outer surface.

    Beautiful Ferns | Daniel Cady Eaton
  • The fibro-vascular system in the leaf constitutes the venation.

  • Threads of fibro-vascular tissue in a leaf, petal, or other flat organ.

    Michigan Trees | Charles Herbert Otis
  • The fibro-vascular bundles consist mainly of bast and wood fibers and vessels.

    All About Coffee | William H. Ukers

British Dictionary definitions for fibro (1 of 2)


/ (ˈfaɪbrəʊ) /

nounAustralian informal
  1. a house built of fibrocement

British Dictionary definitions for fibro- (2 of 2)


combining form
  1. indicating fibrous tissue: fibroin; fibrosis

  2. indicating fibre: fibrocement

Origin of 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