anticoagulant

American  

[an-tee-koh-ag-yuh-luhnt, an-tahy-] / ˌæn ti koʊˈæg yə lənt, ˌæn taɪ- /

adjective

1. Also anticoagulative preventing coagulation, especially of blood.

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noun

1. an anticoagulant agent, as heparin.

anticoagulant British  

/ ˌæntɪkəʊˈæɡjʊlənt /

adjective

1. acting to prevent or impair coagulation, esp of blood

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noun

1. an agent that prevents or impairs coagulation

anticoagulant Scientific  

/ ăn′tē-kō-ăg′yə-lənt,ăn′tī- /

1. A substance that prevents the clotting of blood.

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Etymology

Origin of anticoagulant

First recorded in 1900–05; anti- + coagulant

Example Sentences

The anticoagulant drugs and cardiac ablation procedures for treating atrial fibrillation aren’t without complication, so large studies are trying to determine if the additional arrhythmias found by devices like Zio are truly stroke threats.

From Barron's • Nov. 5, 2025

The poisons being targeted — chlorophacinone and warfarin — are known as first-generation anticoagulant rodenticides.

From Los Angeles Times • Sep. 6, 2024

Tests found warfarin in Mr Sharrard’s blood - an anticoagulant drug that could lead to serious bleeding.

From BBC • Dec. 22, 2023

In addition, anyone taking the anticoagulant warfarin should avoid turmeric.

From Seattle Times • Dec. 20, 2023

Patients who received the anticoagulant drug warfarin after bioprosthetic aortic valve replacement had lower incidence of mortality and a decreased risk of blood clots, according to a retrospective study published in Mayo Clinic Proceedings.

From Science Daily • Dec. 7, 2023