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 (koi′təs, kō′ĭ-təs, kō-ē′-)
Sexual union between a male and a female involving insertion of the penis into the vagina.

[Latin, from past participle of coīre, to copulate : co-, co- + īre, to go, come; see ei- in Indo-European roots.]

coit′al adj.
coit′al·ly adv.


in the manner of coitus
References in periodicals archive ?
Some preferred the coitally dependent gel as a less burdensome regimen, although they felt that it would be unpleasant to insert and might smell, while injections if given in depot form were viewed as painful.
Wishnoff (1978) for example, found that sexually anxious, coitally inexperienced women exposed to SEM reported a greater willingness to try a larger number of sexual behaviours than similar women who were exposed to nonsexual control stimuli.
Additionally, coitally activated areas in the brainstem induced an increase in tyrosine hydroxylase mRNA expression, which remained for 60 minutes postcoitus, further supporting a role of catecholamines in sexual activity (Caba et al.
The moral right of the coitally infertile to reproduce is based on the same desire for offspring that the coitally fertile have.
Safety and acceptibiity of daily and coitally dependent use of 1% tenofovir over six months of use [Abstract BO12-655].
Obviously, that option is unavailable to couples that reproduce coitally.