from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A white crystalline compound, C19H16O4, that inhibits production of prothrombin and is used in the form of its sodium salt as an anticoagulant drug and rodenticide.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun pharmacology An anticoagulant medication that is used for the prophylaxis of thrombosis and embolism in many disorders.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an anticoagulant (trade name Coumadin) use to prevent and treat a thrombus or embolus


from The American Heritage® Dictionary of the English Language, 4th Edition

[W(isconsin) A(lumni) R(esearch) F(oundation) + (coum)arin.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Based on the initialism WARF (Wisconsin Alumni Research Foundation). Compare coumarin.


    Sorry, no example sentences found.


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  • This seems a strange word to list!

    October 10, 2007

  • In what way? I just like the sound of it. :-)

    October 10, 2007

  • A crystalline substance used in medicine as an anticoagulant, either to prevent the clotting of blood or to break up existing clots, and otherwise as a poison for rats, etc.

    Etymology: 1940s: from Wisconsin Alumni Research Foundation + coumarin.

    October 11, 2007

  • A nurse I lived with once told me she'd warfarinised two patients that day, which caused me to picture some sort of ray-gun.

    October 11, 2007

  • It's no fun listing normal words! Hasn't u taught you anything?!

    October 11, 2007

  • This word should be a slangy form of warfaring, which should also exist.

    October 11, 2007

  • And now, through the magic of Wordie, it does!

    October 11, 2007