Boyd’s Bible Dictionary:
(belonging to the sun). A priest of On, in Egypt, and father-in-law of Joseph (Gen. 41:45; 46:20).
Concise Bible Dictionary:
The priest of On, or Heliopolis, whose daughter Asenath became Joseph’s wife (Gen. 41:45,50; Gen. 46:20).
Strong’s Dictionary of Hebrew Words:
Meaning:
of Egyptian derivation; Poti-Phera, an Egyptian
Jackson’s Dictionary of Scripture Proper Names:
affliction of the locks (of hair)
Potts’ Bible Proper Names:
priest or prince of On [POTIPHAR], Gen. 41:45. {Sacerdos solis-Priest of the sun:}