[ fahy-broid ]
See synonyms for fibroid on
  1. resembling fiber or fibrous tissue.

  2. composed of fibers, as a tumor.

Origin of fibroid

First recorded in 1850–55; fibr- + -oid

Words Nearby fibroid Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use fibroid in a sentence

British Dictionary definitions for fibroid


/ (ˈfaɪbrɔɪd) /

  1. anatomy (of structures or tissues) containing or resembling fibres

  1. a benign tumour, composed of fibrous and muscular tissue, occurring in the wall of the uterus and often causing heavy menstruation

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

Scientific definitions for fibroid


[ broid′ ]

  1. A benign tumor composed of fibrous or muscle tissue, especially one that develops in the uterus.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.