an·​ti·​co·​ag·​u·​lant | \ -kō-ˈa-gyə-lənt How to pronounce anticoagulant (audio) \

Definition of anticoagulant

: a substance that hinders the clotting of blood : blood thinner

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Other Words from anticoagulant

anticoagulant adjective

Examples of anticoagulant in a Sentence

Recent Examples on the Web

Blood thinners 1941: Karl Paul Link, a professor in UW’s Department of Agriculture, develops the anticoagulant warfarin, used as a rat poison. Mark Johnson, Milwaukee Journal Sentinel, "UW scientific advances include vitamins, growing human embryonic stem cells in lab," 12 July 2018 Red blood-cells are then mixed with an anticoagulant and transfused back into the donor. The Economist, "Bans on paying for human blood distort a vital global market," 10 May 2018 One of the direct oral anticoagulants has a true antidote. Sandy Bauers,, "5 Questions: Lessons from the early death of Maroon 5 manager Jordan Feldstein," 6 Apr. 2018 Although an official cause of death has not yet been determined, an autopsy detected the presence of brodifacoum, a deadly anticoagulant used in rat poison, which has recently been found in several cases of synthetic marijuana use in Illinois. CBS News, "3 deaths tied to excessive bleeding from synthetic marijuana, possibly tainted with rat poison," 10 Apr. 2018 The Chicago man, who died on March 28 after smoking synthetic pot, was found to have in his system traces of the anticoagulant brodifacoum — which is a chemical used in rat poison — the Cook County Medical Examiner’s Office reported Friday. NBC News, "Rat poison chemical linked to synthetic pot smoker death," 6 Apr. 2018 This class of chemicals activates the cannabinoid receptors in the brain while acting as anticoagulants or blood thinners. Susan Scutti, CNN, "Life-threatening bleeding linked to synthetic cannabinoids, CDC warns," 6 Apr. 2018 Large infestations will require poison baits, which are usually anticoagulants., "The annual home pest invasion is coming; here are tips to do it yourself or hire an exterminator," 28 Mar. 2018 Caregivers have to scrub the hub at the end of the line for 15 seconds, then flush it with a syringe full of saline or anticoagulant. Melissa Bailey, Kaiser Health News, "As Care Shifts From Hospital To Home, Guarding Against Infection Falls To Families," 19 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'anticoagulant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of anticoagulant

1886, in the meaning defined above

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Time Traveler for anticoagulant

The first known use of anticoagulant was in 1886

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More Definitions for anticoagulant



English Language Learners Definition of anticoagulant

medical : a substance that prevents blood from forming clots


an·​ti·​co·​ag·​u·​lant | \ ˌant-i-kō-ˈag-yə-lənt, ˌan-ˌtī- How to pronounce anticoagulant (audio) \

Medical Definition of anticoagulant

 (Entry 1 of 2)

: of, relating to, or utilizing anticoagulants anticoagulant therapy



Medical Definition of anticoagulant (Entry 2 of 2)

: a substance (as a drug) that hinders coagulation and especially coagulation of the blood : blood thinner

More from Merriam-Webster on anticoagulant

Britannica English: Translation of anticoagulant for Arabic Speakers Encyclopedia article about anticoagulant

Comments on anticoagulant

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a tendency to relapse

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