colliculus
/kəˈlɪkjʊləs/noun
(pl. colliculi /-laɪ/)
- Anatomy a small protuberance, especially one of two pairs in the roof of the midbrain, involved respectively in vision and hearing【剖】丘, 小阜。
派生词
collicular
adjective词源
mid 19th cent.: from Latin, diminutive of collis 'hill'.