Wordnet polsko-angielski 
                         (sexual activity between individuals, especially the insertion of a man's penis into a woman's vagina until orgasm and ejaculation occur) 
sexual intercourse, intercourse, sex act, copulation, coitus, coition, sexual congress, sexual relation, relation, carnal knowledge 
synonim: miłość
synonim: kopulacja
synonim: zbliżenie
synonim: współżycie
synonim: seks
synonim: zespolenie
synonim: stosunek
synonim: bara bara
synonim: akt
Słownik medyczny polsko-angielski Iwona Kienzler
                        coition n, coitus n
Praktyczny słownik religijny polsko-angielski 2005, Krzysztof Czekierda
                        sexual act, act of sex