cop·u·la·tion /ˌkɑpjəˈleʃən/ 名詞
1. The act of coupling or joining; union; conjunction.
Wit, you know, is the unexpected copulation of ideas. --Johnson.
2. The coming together of male and female in the act of generation; sexual union; coition.
n : the act of sexual procreation between a man and a woman; the
man's penis is inserted into the woman's vagina and
excited until orgasm and ejaculation occur [syn: sexual
intercourse, intercourse, sex act, coitus, coition,
sexual congress, congress, sexual relation, relation,