selection

Etymology

From Latin sēlēctiō (“the act of choosing out, selection”), from sēlēctus, perfect passive participle of sēligō (“choose out, select”), from sē- (“apart”) + legō (“gather, select”).

noun

1. The process or act of selecting.
   The large number of good candidates made selection difficult.
2. Something selected.
   My final selection was a 1934 Chateau Lafite.
3. A variety of items taken from a larger collection.
   I've brought a selection of fine cheeses to go with your wine.
4. A musical piece.
   For my next selection, I'll play Happy Birthday in F-sharp minor.
5. (databases) A set of data obtained from a database using a query.
6. (linguistics) The ability of predicates to determine the semantic content of their arguments. ᵂᵖ
7. (programming) A list of items on which user operations will take place. ᵂᵖ
8. (algebra) A unary operation that denotes a subset of a relation.
9. (historical) The free selection before survey of crown land in some Australian colonies under land legislation introduced in the 1860s. ᵂᵖ
10. (biology) The stage of a genetic algorithm in which individual genomes are chosen from a population for later breeding. ᵂᵖ
11. (biology) Ellipsis of natural selection.