fertilization

Definition of Fertilization in English :

creation by the physical union of male and female gametes; of sperm and ova in an animal or pollen and ovule in a plant

making fertile as by applying fertilizer or manure

WordNet Lexical Database for English. Princeton University. 2010.

Fertilization

noun

1.

the union of male and female gametes, during sexual reproduction, to form a zygote

2.

the act or process of fertilizing

3.

the state of being fertilized

n.

1. The act or process of initiating biological reproduction by insemination or pollination.

2. The union of male and female gametes to form a zygote.

3. The act or process of applying a fertilizer.