hypercoagulability

noun

hy·​per·​co·​ag·​u·​la·​bil·​i·​ty ˌhī-pər-kō-ˌa-gyə-lə-ˈbi-lə-tē How to pronounce hypercoagulability (audio)
: a state or condition marked by an increased tendency to form blood clots within a blood vessel : excessive coagulability
Patients can have other conditions that increase their risk of stroke such as congenital heart disease or hypercoagulabilityAllison Horton
hypercoagulable adjective
Acute inflammation promotes a hypercoagulable state that may increase the risk of deep vein thrombosis (DVT) and pulmonary embolism. Marie E. Holmqvist et al.

Examples of hypercoagulability in a Sentence

Recent Examples on the Web
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These include slowed blood flow (venous stasis), vessel wall injury (endothelial damage) and thickened blood (hypercoagulability). Daryl Austin, USA Today, 15 Aug. 2025

Word History

First Known Use

1924, in the meaning defined above

Time Traveler
The first known use of hypercoagulability was in 1924

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Cite this Entry

“Hypercoagulability.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hypercoagulability. Accessed 5 Sep. 2025.

Medical Definition

hypercoagulability

noun
hy·​per·​co·​ag·​u·​la·​bil·​i·​ty -kō-ˌag-yə-lə-ˈbil-ət-ē How to pronounce hypercoagulability (audio)
plural hypercoagulabilities
: a state or condition marked by an increased tendency to form blood clots within a blood vessel : excessive coagulability
… underscores the critical role of systemic hypercoagulability in the pathogenesis of venous embolism.Andrew I. Schafer
hypercoagulable adjective
Acute inflammation promotes a hypercoagulable state that may increase the risk of deep vein thrombosis Marie E. Holmqvist
Last Updated: - Updated example sentences
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