coetus

Noun

 * 1) * ante 1968, quoted in: Elizabeth Achtemeier’s The Committed Marriage (1976), page 160:
 * Coetus without co-existence is demonic. What are you, you man and woman who are about to enter into sexual relations?
 * 1) * ante 1968, quoted in: Elizabeth Achtemeier’s The Committed Marriage (1976), page 160:
 * Coetus without co-existence is demonic. What are you, you man and woman who are about to enter into sexual relations?

Etymology
From, from.

Noun

 * 1) union, meeting, interaction
 * 2)  group, society
 * 1)  group, society