selection Definition

1. The act or process of selecting or being selected.

Thesaurus: choice, decision, specification, preference.
2. A thing or set of things selected.

Thesaurus: collection, anthology, miscellany, excerpt.
3. A range from which to select.
4. A horse selected as the one most likely to win.
5. biol.
The process by which some individuals contribute more offspring than others to the next generation. See also natural selection.