How to sign: the act of pairing a male and female for reproductive purposes
"the casual couplings of adolescents"; "the mating of some species occurs only in the spring";
Similiar / Same: mating, sexual union, coupling, union, conjugation
Categories: sex, sex activity, sexual activity, sexual practice
Within this category: assortative mating, disassortative mating, hybridization, inbreeding, servicing