Skip to definition.
Get the FREE one-click dictionary software for Windows.
NEW iPhone Audio English dictionary


Noun: ovulation  `ow-vyu'ley-shun
  1. The expulsion of an ovum from the ovary (usually midway in the menstrual cycle)

Derived forms: ovulations

See also: ovulate

Type of: biological process, organic process

Antonym: anovulation

Encyclopedia: Ovulation