genesial,a.|dʒɪˈniːsɪəl| [f. genesi-s + -al1.] Pertaining to generation. genesial cycle: ‘a period of ovarian, of uterine, and of mammary activity, into a series of which the reproductive life of the human female is divided’ (Syd. Soc.Lex. 1885). 1882in Ogilvie; and in later Dicts.