fibroid

1 of 2

adjective

fi·​broid ˈfī-brȯid How to pronounce fibroid (audio) ˈfi- How to pronounce fibroid (audio)
: resembling, forming, or consisting of fibrous tissue
a fibroid tumor

fibroid

2 of 2

noun

: a benign tumor that consists of fibrous and muscular tissue and occurs especially in the uterine wall

Examples of fibroid in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
So, because of her previous fibroid surgery, doctors believed a cesarean section would be the safest option during delivery. Tereza Shkurtaj, PEOPLE, 7 June 2026 The policies range from guardrails against online bullying to heart attack response training expansions and new uterine fibroid research funding. Jake Sheridan, Chicago Tribune, 8 Mar. 2026
Noun
Black women are at higher risk for both fibroids and vitamin D deficiency, making proactive health care and screenings especially important. Sukhman Rekhi, Verywell Health, 1 July 2026 Hormonal conditions such as menorrhagia, endometriosis, or fibroids can increase the risk as well. Tatiana Dias, Vogue, 30 June 2026 See All Example Sentences for fibroid

Word History

First Known Use

Adjective

1852, in the meaning defined above

Noun

circa 1860, in the meaning defined above

Time Traveler
The first known use of fibroid was in 1852

Browse Nearby Words

Cite this Entry

“Fibroid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fibroid. Accessed 4 Jul. 2026.

Medical Definition

fibroid

1 of 2 adjective
fi·​broid ˈfīb-rȯid How to pronounce fibroid (audio) ˈfib- How to pronounce fibroid (audio)
: resembling, forming, or consisting of fibrous tissue

fibroid

2 of 2 noun
: a benign tumor especially of the uterine wall that consists of fibrous and muscular tissue
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster