Sexual activity between individuals, especially the insertion of a man's penis into a woman's vagina until orgasm and ejaculation occur.

synonyms: carnal knowledge, coition, coitus, copulation, intercourse, relation, sex act, sexual congress, sexual relation.

Roget 374a: sex, sexuality, gender; male, masculinity, maleness etc. 373; female, femininity etc. 374.    sexual intercourse, copulation, mating, coitus, sex; lovemaking, marital relations, sexual union; sleeping together, carnal knowledge.    sex instinct, sex drive, libido, lust, concupiscence; hots, horns [Coll.]; arousal, heat, rut, estrus, oestrus; tumescence; erection, hard-on, boner.    masturbation, self-gratification, autoeroticism, onanism, self-abuse.    orgasm, climax, ejaculation.    sexiness, attractiveness; sensuality, voluptuousness.    [sexual intercourse outside of marriage] fornication, adultery.    [person who is sexy] sex symbol, sex goddess; stud, hunk.    one-night stand.    pornography, porn, porno; hardcore pornography, softcore pornography; pin-up, cheesecake; beefcake; [magazines with sexual photos], Playboy, Esquire, Hustler.    [unorthodox sexual activity] perversion, deviation, sexual abnormality; fetish, fetishism; homosexuality, lesbianism, bisexuality; sodomy, buggery; pederasty; sadism.    masochism, sado-masochism; incest.    ... show more

Roget 43: junction; joining etc. v.; joinder [Law], union connection, conjunction, conjugation; annexion^†, annexation, annexment^†; astriction^†, attachment, compagination^†, vincture^†, ligation, alligation^†; accouplement^†; marriage etc. (wedlock,) 903; infibulation^†, inosculation^†, symphysis [Anat.], anastomosis, confluence, communication, concatenation; meeting, reunion; assemblage etc. 72.    coition, copulation; sex, sexual congress, sexual conjunction, sexual intercourse, love-making.    joint, joining, juncture, pivot, hinge, articulation, commissure^†, seam, gore, gusset, suture, stitch; link etc. 45; miter mortise.    closeness, tightness, etc. adj.; coherence etc. 46; combination etc. 48.    annexationist.    ... show more

Dutch: sexuele betrekkingen, geslachtsdaad, gemeenschap, copulatie, cohabitatie, coïtus, geslachtsgemeenschap, paring
Polish: stosunek, kopulacja, zbliżenie, współżycie, akt, akt płciowy, zespolenie, miłość, seks, bara bara