Medical Definition of atherothrombosis
: the formation of a blood clot within an artery as a result of atherosclerosis
As with any drug used to prevent atherothrombosis, vascular events are frequent among patients treated with aspirin or other antiplatelet drugs, and this phenomenon is sometimes described as treatment failure.— Carlo Patrono et al., The New England Journal of Medicine, 1 Dec. 2005
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
Share atherothrombosis