plica
/ˈplaɪkə/noun
1
- （pl. plicae /-kiː/ 或plicas）Anatomy a fold or ridge of tissue【剖】皱襞, 褶。
1.1
- Botany a small lobe between the petals of a flower【植】（花瓣间的）小圆裂片。
2
- mass noun Medicine a densely matted condition of the hair【医】纠发病。
词源
mid 17th cent.: modern Latin， from medieval Latin， 'fold'， from plicare 'to fold'.