say it: suh-LEK-shuhn
selection is a noun meaning "the act of choosing or selecting". It carries 5 recorded senses.
an assortment of things from which a choice can be made
“the store carried a large selection of shoes”
a natural process resulting in the evolution of organisms best adapted to the environment
a passage selected from a larger work
“he presented excerpts from William James' philosophical writings”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for selection come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.