plural of external fertilization

plural of internal fertilization

plural of self-fertilization

plural of in vitro fertilization

(historical) A crescent-shaped strip of fertile land stretching from present-day Iraq through eastern Turkey and down the Syrian and Israeli coasts.

To undergo (or cause to undergo) cross-fertilization.

(of a plant) Capable of self-fertilization.

plural of fertility drug

A drug that improves fertility.

The average number of children that would be born to a woman over her lifetime if she followed the current average pattern of fertility among a given group of women and survived through her reproductive years; used as an indicator of strength of population growth.