History
The original Mentor is a character in Homer’s epic poem The Odyssey. When Odysseus, King of Ithaca went to fight in the Trojan War, he entrusted the care of his kingdom to Mentor. Mentor served as the teacher and overseer of Odysseuss’ son, Telemachus.
Definition
The Merriam-Webster
WWWebster Dictionary defines a mentor as "a trusted counselor or guide." For their Mentor/Protégé Program, the
Anesthesiology Department of Cleveland’s MetroHealth System defines mentor as "a wise, loyal advisor or coach."