Procreation (noun)

1. The act or process of producing or generating offspring.
2. The creation of new life, reproduction.

Origin:

From middle english procreacioun, from old french procréation, from latin procreātiō ("a creating, generation"), from procreō ("beget, bring forth, produc.e")

Examples:

1. Procreation is the natural process of reproduction.
2. Many couples choose to have children as an act of procreation.
3. The procreation of new life is a vital part of the human experience.
4. The procreation of a child requires the joining of egg and sperm.
5. Procreation is a fundamental part of the continuation of the species.