交こう尾び器き

noun

copulatory organ

Biological term for the organ used in copulation; used in zoology and anatomy.

• 昆こん虫ちゅうの交こう尾び器きの構こう造ぞうは種しゅによって大おおきく異ことなる。

  The structure of the copulatory organ in insects varies greatly by species.