mentor

UK: /ˈmɛntɔː/ US: /ˈmɛntɔr, -tɚ/ ,(men′tôr, -tər)

WordReference Random House Learner's Dictionary of American English © 2025

men•tor /ˈmɛntɔr, -tɚ/   n. [countable]

1. a trusted counselor or teacher:
   Two of his professors were his mentors.

v. [~ + object]

2. to act as a mentor (to):
   He mentored several bright young students.

WordReference Random House Unabridged Dictionary of American English © 2025

men•tor  (men′tôr, -tər), n. 

1. a wise and trusted counselor or teacher.
2. an influential senior sponsor or supporter.

v.i. 

3. to act as a mentor:
   She spent years mentoring to junior employees.

v.t. 

4. to act as a mentor to:
   The brash young executive did not wish to be mentored by anyone.

• Greek Méntōr)
• after Mentor (1740–50

men′tor•ship′, n. 
Synonyms

• 1. adviser, master, guide, preceptor.

Men•tor  (men′tôr, -tər), n. 

1. Mythology, Place Names (in the Odyssey) a loyal adviser of Odysseus entrusted with the care and education of Telemachus.

Men•tor  (men′tər), n. 

1. a town in NE Ohio. 42,065.

Collins Concise English Dictionary © HarperCollins Publishers::

mentor / ˈmɛntɔː/ noun

1. a wise or trusted adviser or guide

Etymology: 18th Century: from Mentor

Collins Concise English Dictionary © HarperCollins Publishers::

Mentor / ˈmɛntɔː/ noun

1. the friend whom Odysseus put in charge of his household when he left for Troy. He was the adviser of the young Telemachus