fibroid

1 of 2

adjective

fi·​broid ˈfī-brȯid  ˈfi- 

: 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

Adjective

The White Dress Project advocates for uterine fibroid awareness, research and education. — Karla Rodriguez, Footwear News, 27 July 2026

The campaign has since surpassed its $200,000 fundraising goal to create a grant to research less-invasive treatments for fibroid growth. — Chanel Vargas, InStyle, 11 July 2026

Noun

The doctor said there was a possibility the fibroid would degenerate during the pregnancy, but Williams said by four months the fibroid had outgrown the baby, leading to a miscarriage. — Gayle King, CBS News, 18 Sep. 2026

Knowing sooner that fibroids could cause this much damage to my fertility could have changed things. — As Told To Ayren Jackson-Cannady, Glamour, 18 Sep. 2026

Word History

First Known Use

Adjective

1852, in the meaning defined above

Noun

circa 1860, in the meaning defined above

Medical Definition

fibroid

1 of 2 adjective

fi·​broid ˈfīb-rȯid  ˈfib- 

: 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