Main Entry: ovu·la·tion

Pronunciation: \ˌäv-yə-ˈlā-shən also ˌōv-\

Function: noun

: the discharge of a mature ovum from the ovary

—ovu·late \ˈäv-yə-ˌlāt also ˈōv-\ intransitive verb, ovu·lat·ed; ovu·lat·ing