blood thinner

noun

: a drug used to prevent the formation of blood clots by hindering coagulation of the blood

blood-thinning

ˈbləd-ˌthi-niŋ 

adjective

Examples of blood thinner in a Sentence

Recent Examples on the Web

Clinical trials are looking at a new generation of blood thinners known as Factor XIa inhibitors, which work by targeting a particular protein involved in the clotting process and may have a lower risk of bleeding than the current versions. —David Cox, NBC news, 5 Feb. 2026

Gosselin was admitted to the hospital and treated with IV blood thinners, including heparin. —Ashley Hume, FOXNews.com, 1 Feb. 2026

While omega-3s are generally safe, Bass said, higher doses may increase bleeding time and pose risks for people on blood thinners or antiplatelet medications. —Sarah Garone, Health, 30 Jan. 2026

Taking ginseng prior to surgery might increase the risk of bleeding, particularly in people who take blood thinners. —Angela Ryan Lee, Verywell Health, 30 Jan. 2026

Word History

First Known Use

1879, in the meaning defined above

Rhymes for blood thinner

• beginner
• breadwinner
• dinner
• inner
• pinner
• sinner
• spinner
• tinner
• winner

Medical Definition

blood thinner

noun

blood thin·​ner -ˌthin-ər 

: a drug used to prevent the formation of blood clots by hindering coagulation of the blood

blood-thinning adjective