sexual -
adj. 1 of or relating to sex, or to the sexes or the relations between
them.
2 Bot. (of classification) based on the distinction of sexes in plants.
3 Biol. having a sex.
sexual intercourse the insertion of a man's erect penis into a woman's vagina, usu. followed by the ejaculation of semen.
sexuality n. sexually adv. [LL sexualis (as SEX)]
