Lewis & Short

Phĭlŏpător, ŏris, m., = Φιλοπάτωρ (father-loving).

  1. I. An appellation of the fourth Ptolemy of Egypt, bestowed upon him in derision, because he had murdered his father and mother, Plin. 7, 56, 57, § 208; Just. 29, 1, 5; Arn. 6, 193.
  2. II. A king of Cilicia, Tac. A. 2, 42.
  3. III. With a Latin ending: Phĭlŏpăter, tris, a Roman surname, Inscr. Murat. 1490, 11.