fibroid

American  

[fahy-broid] / ˈfaɪ brɔɪd /

adjective

1. resembling fiber or fibrous tissue.

2. composed of fibers, as a tumor.

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noun

• fibroids
  plural

1. fibroma.

2. leiomyoma.

fibroid British  

/ ˈfaɪbrɔɪd /

adjective

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

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noun

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

fibroid Scientific  

/ fī′broid′ /

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

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Other Word Forms

Noun Inflected Forms

• fibroids
  plural

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Etymology

Origin of fibroid

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

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Example Sentences

See Examples For:

fibroid fibroids

Researchers at the University of Cincinnati found different signaling pathways being used by the fibroid cells compared to the uterine cells.

From Science Daily ● Dec. 21, 2023

And she's been really satisfied with the service, like when she had a fibroid recently.

From Salon ● Oct. 30, 2023

As revealed on their reality show, Da Brat sought a second opinion after the rapper was told she had fibroid tumors and couldn’t carry a child to term.

From Los Angeles Times ● Feb. 21, 2023

Oh, and this was after three years of infertility, surgery to remove my fibroid tumors, etc.

From Washington Post ● Feb. 13, 2023

They tell me I have a fibroid tumor.

From Treatise on the Diseases of Women by Lydia Estes Pinkham

Drugs often have more than one application, and Brandi said continuous research is needed not just for abortion and miscarriage care, but to better treat a gamut of health issues such as uterine fibroids.

From Barron's ● May 10, 2026

In addition to their use as a contraceptive, the pills are prescribed for a variety of health issues, including preventing anemia from heavy periods and treating uterine fibroids.

From Salon ● Mar. 19, 2026

I knew that I had fibroids and I was uncomfortable because of that.

From Los Angeles Times ● Jan. 20, 2026

There should be more ways to provide relief to people who have heavy periods and pain, whether it’s from fibroids, PCOS, or endometriosis, diseases that doctors have known about for over 90 years.

From Slate ● Jul. 15, 2025

The benign tumours known as fibroids or myomata are very common.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" by Various

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