clot

noun
\ ˈklät How to pronounce clot (audio) \

Definition of clot

 (Entry 1 of 2)

1 : a portion of a substance adhering together in a thick nondescript mass (as of clay or gum)
2a : a roundish viscous lump formed by coagulation of a portion of liquid or by melting
b : a coagulated mass produced by clotting of blood
3 British : blockhead
4 : cluster, group a clot of spectators

clot

verb
clotted; clotting

Definition of clot (Entry 2 of 2)

intransitive verb

1 : to become a clot : form clots
2 : to undergo a sequence of complex chemical and physical reactions that results in conversion of fluid blood into a coagulated mass : coagulate

transitive verb

1 : to cause to form into or as if into a clot
2 : to fill with clots also : clog clotted streets

Examples of clot in a Sentence

Noun We were told that his stroke was caused by a clot in his brain. a clot of daisies occupied one corner of the flower bed Verb medications that prevent blood from clotting substances that help to clot blood
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Recent Examples on the Web: Noun Platelets help blood to clot, which then slows or stops bleeding, to ensure healing can take place. Barbara Brody, Health.com, 28 Sep. 2021 At least in the US, people theoretically have the option to get a different vaccine, one without potential blood-clot side effects. Adam Rogers, Wired, 23 Apr. 2021 These generic blood-clot data turned out to have little to do with the very specific, potential risks that several countries were confronting. Hilda Bastian, The Atlantic, 30 Mar. 2021 Back in April, the one-shot Johnson & Johnson vaccine was briefly pulled from the market after rare cases of cerebral venous sinus thrombosis (CVST), a type of blood clot, began to occur predominantly among women ages 18-48. Nikolas Lanum, Fox News, 8 Nov. 2021 However, on the day she was scheduled to be removed from the ventilator, she was diagnosed with a blood clot. NBC News, 20 Oct. 2021 Is hospitalized after doctors discover a blood clot during a follow-up exam related to the concussion. CNN, 13 Oct. 2021 While recuperating at home, Chatman apparently suffered a blood clot and died on Aug. 29. Gary White, orlandosentinel.com, 8 Oct. 2021 Cox died the following month of a pulmonary blood clot, according to autopsy reports released in May 2020. Brieanna J. Frank, The Arizona Republic, 8 Oct. 2021 Recent Examples on the Web: Verb Too little and their blood can clot, causing another heart attack or stroke. Ellen Gabler, Milwaukee Journal Sentinel, 22 Oct. 2021 Weitz’s son, Ezra, has acute asthma, for which he has been hospitalized, as well as hemophilia, which causes his blood to not clot properly. Courtney Tanner, The Salt Lake Tribune, 23 Aug. 2021 The second problem is that if the atria don’t contract, the blood can pool and clot, putting a person at risk for embolism. Dr. Keith Roach, oregonlive, 17 June 2021 Without transfusions, blood can clot and cause a stroke, organ failure or severe pain. Rachel Ryan, Milwaukee Journal Sentinel, 14 June 2021 The condition involves blood clots accompanied by a low level of platelets — the components in the blood that help it to clot. NBC News, 12 May 2021 This is dangerous, but what concerns doctors is that the CVST is seen in combination with low levels of blood platelets, know as thrombocytopenia, a condition where blood will be harder to clot. John Cutter, sun-sentinel.com, 13 Apr. 2021 That is an unusual combination of conditions, because platelets help the blood to clot. Helen Branswell, STAT, 18 Apr. 2021 This is dangerous, but what concerns doctors is that the CVST is seen in combination with low levels of blood platelets, known as thrombocytopenia, a condition where blood will be harder to clot. John Cutter, orlandosentinel.com, 13 Apr. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'clot.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of clot

Noun

before the 12th century, in the meaning defined at sense 1

Verb

15th century, in the meaning defined at intransitive sense 1

History and Etymology for clot

Noun

Middle English, from Old English clott; akin to Middle High German klōz lump, ball — more at clout

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Time Traveler for clot

Time Traveler

The first known use of clot was before the 12th century

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Dictionary Entries Near clot

closure

clot

clotbur

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Statistics for clot

Last Updated

24 Nov 2021

Cite this Entry

“Clot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clot. Accessed 29 Nov. 2021.

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More Definitions for clot

clot

noun

English Language Learners Definition of clot

 (Entry 1 of 2)

: a stupid person

clot

verb

English Language Learners Definition of clot (Entry 2 of 2)

: to become thick and partly solid : to develop clots

clot

noun
\ ˈklät How to pronounce clot (audio) \

Kids Definition of clot

 (Entry 1 of 2)

: a lump made by some substance getting thicker and sticking together a blood clot

clot

verb
clotted; clotting

Kids Definition of clot (Entry 2 of 2)

: to become thick and partly solid

clot

noun
\ ˈklät How to pronounce clot (audio) \

Medical Definition of clot

 (Entry 1 of 2)

: a coagulated mass produced by clotting of blood

clot

verb
clotted; clotting

Medical Definition of clot (Entry 2 of 2)

intransitive verb

: to undergo a sequence of complex chemical and physical reactions that results in conversion of fluid blood into a coagulum and that involves shedding of blood, release of thromboplastin from blood platelets and injured tissues, inactivation of heparin by thromboplastin permitting calcium ions of the plasma to convert prothrombin to thrombin, interaction of thrombin with fibrinogen to form an insoluble fibrin network in which blood cells and plasma are trapped, and contraction of the network to squeeze out excess fluid : coagulate

transitive verb

: to cause to form into or as if into a clot

More from Merriam-Webster on clot

Nglish: Translation of clot for Spanish Speakers

Britannica English: Translation of clot for Arabic Speakers

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