self-pollination vs. cross-pollination

self-pollination

[self-pol-uh-ney-shuhn, self-] / ˈsɛlfˌpɒl əˈneɪ ʃən, ˌsɛlf- /

noun

Botany.

the transfer of pollen from the anther to the stigma of the same flower, another flower on the same plant, or the flower of a plant of the same clone.

cross-pollination

[kraws-pol-uh-ney-shuhn, kros-] / ˈkrɔsˌpɒl əˈneɪ ʃən, ˈkrɒs- /

Botany. the transfer of pollen from the flower of one plant to the flower of a plant having a different genetic constitution.
a sharing or interchange of knowledge, ideas, etc., as for mutual enrichment; cross-fertilization.