Ma'anar ƙamus na kalmar "oogenesis" shine tsarin halittar kwai a cikin dabbobin mata, wanda ke faruwa a cikin kwai. A lokacin oogenesis, ƙwai da ba su balaga ba (oocytes) suna fuskantar jerin rarrabuwar tantanin halitta da matakan maturation don zama cikakkun ƙwai waɗanda zasu iya zama takin maniyyi.
