The Collaborative International Dictionary
Monospermous
Monospermal \Mon`o*sper"mal\, Monospermous \Mon`o*sper"mous\, a. [Mono- + Gr. spe`rma seed: cf. F. monosperme.] (Bot.) Having only one seed.
Wiktionary
monospermous
a. (context botany English) Having only one seed.