factor V

noun

: a clotting factor produced primarily in the liver that circulates in an inactive form in blood plasma and in its activated form combines with factor X on the surface of platelets to accelerate the conversion of prothrombin to thrombin

Examples of factor V in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The factor V Leiden mutation puts people at higher risk for developing blood clots. Dr. Keith Roach, oregonlive, 8 Feb. 2022 In this case, the hematologist will usually look for underlying causes, such as protein C or S deficiency or the factor V Leiden mutation. Dr. Keith Roach, oregonlive, 10 Nov. 2021 Among the 20 or so known genetic risk factors, the most common include the factor V Leiden mutation, prothrombin gene mutations and deficiencies in protein C, protein S and antithrombin. Dr. Keith Roach, oregonlive, 1 Nov. 2021

Word History

First Known Use

1947, in the meaning defined above

Time Traveler
The first known use of factor V was in 1947

Dictionary Entries Near factor V

Cite this Entry

“Factor V.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/factor%20V. Accessed 29 Nov. 2024.

Medical Definition

factor V

noun
: a globulin clotting factor produced primarily in the liver that circulates in an inactive form in blood plasma and in its activated form combines with factor X on the surface of platelets to accelerate the conversion of prothrombin to thrombin

called also accelerator globulin, labile factor, proaccelerin

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