blood thinner

noun

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

Examples of blood thinner 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.
While pregnant with Zayden, Kelly was advised by doctors to take a blood thinner administered via injection. Jack Irvin, PEOPLE, 18 June 2026 However, higher doses may increase bleeding risk in some individuals, especially those taking blood thinners or certain medications. Jennifer Klump, Verywell Health, 2 June 2026 Bell also received a second stent and was put on blood thinners to reduce the risk of another clot forming. Kerry Breen, CBS News, 16 May 2026 Many botanicals can interact with common medications, including hormonal birth control and blood thinners, Ghozland said. Sarah Garone, Health, 28 Apr. 2026 See All Example Sentences for blood thinner

Word History

First Known Use

1879, in the meaning defined above

Time Traveler
The first known use of blood thinner was in 1879

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Cite this Entry

“Blood thinner.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blood%20thinner. Accessed 26 Jun. 2026.

Medical Definition

blood thinner

noun
blood thin·​ner -ˌthin-ər How to pronounce blood thinner (audio)
: a drug used to prevent the formation of blood clots by hindering coagulation of the blood
blood-thinning adjective
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