1

clot

play
noun \ˈklät\

Definition of clot

  1. 1 :  a portion of a substance adhering together in a thick nondescript mass (as of clay or gum)

  2. 2a :  a roundish viscous lump formed by coagulation of a portion of liquid or by meltingb :  a coagulated mass produced by clotting of blood

  3. 3 British :  blockhead

  4. 4 :  cluster, group a clot of spectators

Examples of clot in a Sentence

  1. We were told that his stroke was caused by a clot in his brain.

  2. a clot of daisies occupied one corner of the flower bed

Origin and Etymology of clot

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


First Known Use: before 12th century


2

clot

verb

Definition of clot

clotted

;

clotting

  1. intransitive verb
  2. 1 :  to become a clot :  form clots

  3. 2 :  to undergo a sequence of complex chemical and physical reactions that results in conversion of fluid blood into a coagulated mass :  coagulate

  4. transitive verb
  5. 1 :  to cause to form into or as if into a clot

  6. 2 :  to fill with clots; also :  clog clotted streets

Examples of clot in a Sentence

  1. medications that prevent blood from clotting

  2. substances that help to clot blood

15th Century

First Known Use of clot

15th century



CLOT Defined for English Language Learners

1

clot

play
noun \ˈklät\

Definition of clot for English Language Learners

  • : a stupid person

2

clot

verb

Definition of clot for English Language Learners

  • : to become thick and partly solid : to develop clots


CLOT Defined for Kids

1

clot

play
noun \ˈklät\

Definition of clot for Students

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


2

clot

play
verb

Definition of clot for Students

clotted

;

clotting

  1. :  to become thick and partly solid


Medical Dictionary

1

clot

play
noun \ˈklät\

Medical Definition of clot

  1. :  a coagulated mass produced by clotting of blood


2

clot

verb

Medical Definition of clot

clotted

;

clotting

  1. intransitive verb

  2. :  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

  3. transitive verb

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



Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

a weapon for destroying ships

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • young-people-being-filmed-during-a-spelling-bee
  • Which is the correct spelling of the winning word from 1988?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

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!