Lewis & Short

prōcrĕātĭo, ōnis, f. [procreo],

  1. I. a begetting, generation, procreation (class.): procreatio liberorum, Cic. Tusc. 1, 14, 31: hominum procreationes, id. Div. 2, 46, 96.
  2. II. Transf., that which is begotten, Vitr. 2, 9, 1.