cross-fertilisation
1. [ noun ] interchange between different cultures or different ways of thinking that is mutually productive and beneficial
Synonyms: cross-fertilization
Examples:

"the cross-fertilization of science and the creative arts"

Related terms: interchange
2. [ noun ] fertilization by the union of male and female gametes from different individual of the same species
Synonyms: cross-fertilization
Related terms: self-fertilization fertilization allogamy cross-fertilize cross-fertilize
Similar spelling:   cross-fertilization
  cross-pollination