(In gastropod molluscs of the genus Helix) a calcareous spicule that a snail drives into the body wall of its partner prior to copulation.
Late 19th century; earliest use found in Francis Pascoe (1813–1893), entomologist.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。