The act of pairing a male and female for reproductive purposes.
a mechanical device that serves to connect the ends of adjacent objects
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"
connects two things so they move together
a connection (like a clamp or vise) between two things so they move together
the act of pairing a male and female for reproductive purposes