Definitions

blood clot

[bluhd klot] / ˈblʌd ˌklɒt /

NOUN

mass of thickened blood

Synonyms

WEAK

coagulum crassamentum embolism embolus grume thrombus

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But across the country, families — first in smatterings, now in droves — are declining the single, inexpensive injection given at birth to newborns to help their blood clot.

From Salon • May 7, 2026

Wembanyama’s career seemed to be in jeopardy, as doctors had discovered a blood clot in his shoulder that forced him to miss the season’s last two months.

From The Wall Street Journal • Apr. 16, 2026

"I had a blood clot that was restricting blood and oxygen getting to my brain," he told the newspaper.

From BBC • Mar. 1, 2026

A resulting blood clot can completely block blood flow or travel to the heart or brain, triggering a heart attack or stroke.

From Science Daily • Feb. 25, 2026

The eight-man expedition was pinned down in a ferocious blizzard high on K2, waiting to make an assault on the summit, when a team member named Art Gilkey developed thrombophlebitis, a life-threatening altitude-induced blood clot.

From "Into Thin Air" by Jon Krakauer