Lewis & Short

gĕnĕrātĭo, ōnis, f. [genero],

  1. I. a begetting, generating, generation (post-Aug.): piscium, Plin. 9, 50, 74, § 157; 8, 47, 72, § 187: deorum = θεογονία, a poem of Hesiod, Lact. 1, 5, 8: Adam, Vulg. Gen. 5, 1: Christi, id. Matt. 1, 1.
  2. II. Transf., a generation of men, Ambros. Off. Ministr. 1, 25, 121.
    In plur., Plin. 20, 13, 51, § 142 al.; Vulg. Eph. 3, 5 et saep.