unisexual
/ˌjuːnɪˈseksjʊəl/adjective
1- (of an organism) either male or female; not hermaphrodite（生物）单性的, 雌雄异体的。
1.1
- Botany (of a flower) having either stamens or pistils but not both.【植】（花）单性的。
派生词