WordReference Random House Learner's Dictionary of American English © 2026
throm•bo•sis /θrɑmˈboʊsɪs/USA pronunciation
n.
WordReference Random House Unabridged Dictionary of American English © 2026- Pathologya condition in which a blood clot forms in a blood vessel or in the heart: [uncountable]coronary thrombosis.[countable]The doctors examined a thrombosis in the artery leading to the brain.
throm•bo•sis
(throm bō′sis),USA pronunciation n. [Pathol.]
throm•bot•ic
(throm bot′ik),USA pronunciation adj.
- Pathologyintravascular coagulation of the blood in any part of the circulatory system, as in the heart, arteries, veins, or capillaries.
- Greek thrómbōsis. See thromb-, -osis
- Neo-Latin
- 1700–10;
'thrombotic' also found in these entries (note: many are not synonyms or translations):