noun. The fusion of two gametes in fertilization.

noun. Natural and fertile interbreeding.

noun. The fertilization of the egg considered as a process of cellular or nuclear fusion.

noun. The fusion of two gametes to form a zygote.

"A pollinator is the biotic agent (vector) that moves pollen from the male anthers of a flower to the female stigma of a flower to accomplish fertilization or '' syngamy '' of the female gamete in the ovule of the flower by the male gamete from the pollen grain."

karyogamy  somatogamy  

fertilization