a hard protective outer layer of the seeds of flowering plants; seed coat
WordReference Random House Unabridged Dictionary of American English © 2026
tes•ta
(tes′tə),USA pronunciation n., pl. -tae (-tē).USA pronunciation [Bot.]
- Botanythe outer, usually hard, integument or coat of a seed.
- Neo-Latin, Latin; see test2
- 1790–1800
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