LATIN DICTIONARYLexicon Latīnum
adjective

portentĭfĭcus

Meaning

  1. marvellous

portentĭfĭcus, a, um, adj. portentum-facio,
I. marvellous, monstrous, unnatural, extraordinary (poet. and in post-class. prose): venena, Ov. M. 14, 55 Jahn (al. portentifera): figurae animalium, Lact. 2, 13, 11: opera, id. 4, 13, 15.

Quick answers

What does portentĭfĭcus mean in Latin?
portentĭfĭcus, a adjective, means “marvellous”.