clotting factor


Definition of clotting factor

: any of several plasma components (such as fibrinogen, prothrombin, thromboplastin, and factor VIII) that are involved in the clotting of blood

called also coagulation factor

Examples of clotting factor in a Sentence

Recent Examples on the Web

Warfarin and Coumadin work by blocking Vitamin K metabolism in the liver, which is essential to making the body’s clotting factors. Sandy Bauers,, "5 Questions: Lessons from the early death of Maroon 5 manager Jordan Feldstein," 6 Apr. 2018

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

First Known Use of clotting factor

1916, in the meaning defined above

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Dictionary Entries near clotting factor


clotted cream


clotting factor




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Time Traveler for clotting factor

The first known use of clotting factor was in 1916

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More Definitions for clotting factor

clotting factor

clot·​ting factor | \ ˈklät-iŋ- How to pronounce clotting factor (audio) \

Medical Definition of clotting factor

: any of several plasma components (as fibrinogen, prothrombin, and thromboplastin) that are involved in the clotting of blood

called also coagulation factor

— see factor viii, plasma thromboplastin antecedent, transglutaminase — compare factor v, factor vii, factor ix, factor x, factor xii, factor xiii

More from Merriam-Webster on clotting factor

Britannica English: Translation of clotting factor for Arabic Speakers

Comments on clotting factor

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appealing forcibly to the mind or reason

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