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blood clot

American  
[bluhd klot] / ˈblʌd ˌklɒt /

noun

blood clots plural
  1. a mass of coagulated blood, as within a blood vessel or at the site of an open wound.


blood clot Scientific  
  1. See embolism

  2. See thrombus


Other Word Forms

Noun Inflected Forms

Etymology

Origin of blood clot

First recorded in 1780–90

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Example Sentences

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In 1931, the governor of Arkansas nominated Hattie Caraway to temporarily replace her husband after he died of a blood clot.

From Slate Jul. 24, 2026

She thought it was the baby, but a nurse confirmed it was a blood clot, 3 inches across.

From Salon May 27, 2026

Sinbad had an ischemic stroke — the result of a blood clot that traveled from his heart to his brain — in 2020.

From Los Angeles Times Apr. 30, 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

A heart attack is usually caused by a blood clot in the heart muscle.

From "The Hot Zone" by Richard Preston

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