clot-bust·​er ˈklät-ˌbə-stər How to pronounce clot-buster (audio)
: a drug (such as streptokinase) used to dissolve blood clots
clot-busting adjective

Examples of clot-buster in a Sentence

Recent Examples on the Web The first real treatment breakthrough came with the arrival of thrombolytics, colloquially known as clot-busters: drugs used to break down clots found in blood vessels. Eva Holland, New York Times, 1 Mar. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'clot-buster.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1984, in the meaning defined above

Time Traveler
The first known use of clot-buster was in 1984

Dictionary Entries Near clot-buster

Cite this Entry

“Clot-buster.” Dictionary, Merriam-Webster, Accessed 24 Jun. 2024.

Medical Definition


clot-bust·​er ˈklät-ˌbəs-tər How to pronounce clot-buster (audio)
: a drug (as streptokinase or tissue plasminogen activator) used to dissolve blood clots
clot-busting adjective
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