cross-fertilisation

Noun cross-fertilisation has 2 senses

• cross-fertilisation(n = noun.event) cross-fertilization - fertilization by the union of male and female gametes from different individual of the same species;
is a kind of fecundation, fertilisation, fertilization, impregnation
has particulars: allogamy
Derived forms verb cross-fertilise₂, verb cross-fertilise₁

• cross-fertilisation(n = noun.act) cross-fertilization - interchange between different cultures or different ways of thinking that is mutually productive and beneficial; "the cross-fertilization of science and the creative arts"
is a kind of give-and-take, interchange, reciprocation