- a minute cell occurring in the blood of vertebrates and involved in clotting of the blood
WordReference Random House Unabridged Dictionary of American English © 2026
plate•let
(plāt′lit),USA pronunciation n. [Cell Biol.]
- Cell Biologya small platelike body, esp. a blood platelet.
- plate1 + -let 1890–95
Collins Concise English Dictionary © HarperCollins Publishers::
platelet /ˈpleɪtlɪt/ n
'platelet' also found in these entries (note: many are not synonyms or translations):