coitusyoudaoicibaDictYouDict[coitus 词源字典]
coitus: see exit
[coitus etymology, coitus origin, 英语词源]
coitus (n.)youdaoicibaDictYouDict
"copulation," 1713, scientific Latin, from Latin coitus "a meeting together; sexual union," past participle of coire, from com- "together" (see co-) + ire "come, go," (see ion). In Middle English as coite (early 15c.). Used in English in general senses of "meeting, uniting," and also of magnetic force, planetary conjunction, etc., before sexual sense came to predominate.