clotting factor
noun
: 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
According to the Red Cross, plasma is commonly given to trauma, burn, and shock patients, as well as people with severe liver disease or multiple clotting factor deficiencies.
—
Kelly Phillips Erb, Forbes, 7 Dec. 2024
Finally, the doctors gave her replacement clotting factor, a classic treatment for hemophilia, and the bleeding stopped.
—Roxanne Khamsi, The Atlantic, 20 Sep. 2024
In one study with 54 volunteers, a single infusion led to an increase in clotting factor levels, reduced the rate of annual bleeding episodes, and enabled 94 percent of patients to stop injecting clotting factor.
—Jonathan Saltzman, BostonGlobe.com, 29 Jan. 2023
Researchers are investigating ways to insert functioning versions of the clotting factor gene into patients’ own cells.
—Veronique Greenwood, Discover Magazine, 2 Sep. 2014
And its effects are gruesome: mutations in the gene for a crucial clotting factor mean that victims can rapidly bleed to death from even small cuts.
—Veronique Greenwood, Discover Magazine, 27 June 2011
In one study with 54 volunteers, a single infusion led to an increase in clotting factor levels, reduced the rate of annual bleeding episodes, and enabled 94 percent of patients to stop injecting clotting factor.
—Jonathan Saltzman, BostonGlobe.com, 29 Jan. 2023
The treated mice bled for a significantly shorter time than untreated mice and made 3-7% of the normal level of the clotting factor, a level that would result in only mild bleeding in humans.
—Veronique Greenwood, Discover Magazine, 27 June 2011
The virus inserted the gene into liver cells, which proceeded to manufacture the clotting factor, and the patients maintained elevated levels of it for over 6 months.
—Veronique Greenwood, Discover Magazine, 12 Dec. 2011
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Kelly Phillips Erb, Forbes, 7 Dec. 2024
Finally, the doctors gave her replacement clotting factor, a classic treatment for hemophilia, and the bleeding stopped.
—Roxanne Khamsi, The Atlantic, 20 Sep. 2024
In one study with 54 volunteers, a single infusion led to an increase in clotting factor levels, reduced the rate of annual bleeding episodes, and enabled 94 percent of patients to stop injecting clotting factor.
—Jonathan Saltzman, BostonGlobe.com, 29 Jan. 2023
Researchers are investigating ways to insert functioning versions of the clotting factor gene into patients’ own cells.
—Veronique Greenwood, Discover Magazine, 2 Sep. 2014
And its effects are gruesome: mutations in the gene for a crucial clotting factor mean that victims can rapidly bleed to death from even small cuts.
—Veronique Greenwood, Discover Magazine, 27 June 2011
In one study with 54 volunteers, a single infusion led to an increase in clotting factor levels, reduced the rate of annual bleeding episodes, and enabled 94 percent of patients to stop injecting clotting factor.
—Jonathan Saltzman, BostonGlobe.com, 29 Jan. 2023
The treated mice bled for a significantly shorter time than untreated mice and made 3-7% of the normal level of the clotting factor, a level that would result in only mild bleeding in humans.
—Veronique Greenwood, Discover Magazine, 27 June 2011
The virus inserted the gene into liver cells, which proceeded to manufacture the clotting factor, and the patients maintained elevated levels of it for over 6 months.
—Veronique Greenwood, Discover Magazine, 12 Dec. 2011
Cite this Entry
“Clotting factor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clotting%20factor. Accessed 4 Mar. 2025.
Copy CitationMedical Definition
clotting factor
noun
clot·ting factor
ˈklät-iŋ- 
: 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 xiiiLove words? Need even more definitions?
Merriam-Webster unabridged
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