WordReference Random House Unabridged Dictionary of American English © 2026
try•ma
(trī′mə),USA pronunciation n., pl. -ma•ta (-mə tə).USA pronunciation [Bot.]
- Botanya nut having an outer shell that becomes tough and dry and eventually splits open, as in the walnut and hickory.
- Greek trŷma hole, equivalent. to trý̄(ein) to rub down, wear away + -ma noun, nominal suffix marking result
- Neo-Latin
- 1855–60