The act of a male inserting his penis into a female’s vagina is called sexual intercourse. In some segments of the gay male community, anal penetration by a penis is called sexual intercourse. However, the act is referred to by many other names as well, for instance: coitus, copulating, vaginal sex, and numerous slang terms. The biological purposes of sexual intercourse are to stimulate a pleasurable sensation and to impregnate the female ovaries with male sperm, thereby ensuring reproduction... więcej

Salem Press Encyclopedia of Health, 2023. 2p.