[in.tro.mis.sion] n [F, fr. MF, fr. ML intromission-, intromissio, fr. L intromittere] (1601): the act or process of intromitting; esp: the insertion or period of insertion of the penis in the vagina in copulation
INTROMISSION
Meaning of INTROMISSION in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012