The term self-incompatibility was coined by

Solution (By Examveda Team)

The term self-incompatibility was coined by Stout in 1917. Whereas it was first reported in Verbascum phoeniceum by Koelreuter in the middle of the 18^th century.
Self-incompatibility (SI) is a general name for several genetic mechanisms that prevent self-fertilization in sexually reproducing organisms and thus encourage outcrossing and allogamy.