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

Keep scrolling for more

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
See More
Recent Examples on the Web: Noun Receptionist Yolanda Potter, 53, developed a blood clot in her right leg. Laura Ungar, Star Tribune, "County moves to protect health staff after deadly outbreak," 4 Dec. 2020 Maradona died Wednesday at his home outside Buenos Aires from an apparent heart attack, two weeks after having surgery to remove a blood clot in his brain, three weeks after his 60th birthday. Mark Zeigler, San Diego Union-Tribune, "The magic, and tragedy, of Diego Armando Maradona," 25 Nov. 2020 Maradona had undergone surgery to remove a blood clot from his brain earlier this month. Joshua Robinson, WSJ, "Diego Maradona, Soccer’s Flawed Genius, Dies at 60," 25 Nov. 2020 The cause of death was a pulmonary embolism—the result of a blood clot—widely recognized as a common cause of death in COVID-19 patients. CBS News, "Indiana college student with COVID-19 dies in her dorm room," 4 Nov. 2020 Starting in 2016, Andriole had suffered from blood clot issues and had been on blood thinners, Nick said. Kyle Neddenriep, The Indianapolis Star, ""He was everything to me." Rich Andriole remembered as more than a baseball coach," 4 Nov. 2020 Weeks later, after experiencing a life-threatening blood clot, Biden had a second aneurysm surgery, which took place without incident. Author: Toluse Olorunnipa, Michael Kranish, Anchorage Daily News, "Biden and Trump have questioned the other’s physical and mental fitness. Here’s what we know about their health.," 25 Oct. 2020 The manner of Guild’s death was natural and the causes were pulmonary thromboembolus, a blood clot in the lung, and a thrombus in the left popliteal vein, a vein in the leg, according to the coroner. Matt Sledge, NOLA.com, "Fentanyl, veterinary drug were in body of New Orleans jail inmate who overdosed, coroner says," 18 Oct. 2020 Just had a really scary morning huge clot, almost save-worthy. Rania Aniftos, Billboard, "Pregnant Chrissy Teigen Receives 2 Blood Transfusions, Shares 'Scary' Update From Hospital," 29 Sep. 2020 Recent Examples on the Web: Verb Because of her low platelet count, her blood was unable to clot. Shannon Shelton Miller, Glamour, "Black Women Who’ve Died in Childbirth Won’t Be Forgotten," 10 Nov. 2020 Certain treatments can lower the number of platelets (the cells that help your blood to clot and stop bleeding) in the blood. Korin Miller, Health.com, "Everyone's Talking About Mitch McConnell's Discolored Hand—Here Are 10 Things That Can Cause Discoloration," 23 Oct. 2020 Low blood oxygen caused by pneumonia can make the blood more likely to clot, the researchers said. Maggie Fox, CNN, "How coronavirus affects the entire body," 10 July 2020 His arterial line began to clot, suggesting coagulation problems that have been a hallmark of the disease. Tarena Lofton, CNN, "'Healthy' teenager who took precautions died suddenly of Covid-19," 19 June 2020 Weeds and tall grass clotted the site as deer and wild turkey roamed the grounds. Desperation Town, ProPublica, "Why a Struggling Rust Belt City Pinned Its Revival on a Self-Chilling Beverage Can," 11 May 2020 Recreate the experience at home with jam, clotted cream, scones, and of course, a hot pot of tea. Elizabeth Rhodes, Travel + Leisure, "How to Transform Your Home Into a Hotel Fit for a Queen This Mother's Day," 2 May 2020 The trailing point blade profile cleaves breasts with ease, and the G10 scales set into a machined stainless steel handle afford a sure grip when your other hand is clotted in pin feathers and blood. T. Edward Nickens, Field & Stream, "The Best Knives of SHOT Show 2020," 31 Jan. 2020 But sometimes, blood can clot abnormally and not dissolve properly—in that case, the clot can travel through blood vessels in the body up to the brain, heart, or lungs, and cause serious damage by blocking blood flow. Leah Groth, Health.com, "COVID-19 Is Causing Blood Clots and Strokes in Some Patients—but Doctors Don't Know Why," 27 Apr. 2020

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.

See More

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

Keep scrolling for more

Learn More about clot

Time Traveler for clot

Time Traveler

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

See more words from the same century

Statistics for clot

Last Updated

16 Jan 2021

Cite this Entry

“Clot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clot. Accessed 24 Jan. 2021.

Keep scrolling for more

More Definitions for clot

clot

noun
How to pronounce clot (audio)

English Language Learners Definition of clot

 (Entry 1 of 2)

British, informal : 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

Keep scrolling for more

Comments on clot

What made you want to look up clot? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!