n. 裸子植物

[ noun ]
plants of the class Gymnospermae having seeds not enclosed in an ovary
<noun.plant>

Gymnosperm \Gym"no*sperm\ (j[i^]m"n[-o]*sp[~e]rm), n. (Bot.)
A plant that bears naked seeds (i. e., seeds not inclosed in
an ovary), as the common pine and hemlock. Cf. {Angiosperm}.