[1] : The Collaborative International Dictionary of English v.0.48

mentor \men"tor\, n. from mentor, the counselor of telemachus,
   gr. me`ntwr, prop., counselor. cf. monitor.
   a wise and faithful counselor or monitor.
   1913 webster
see also:
monitor 

[2] : WordNet (r) 2.0

mentor
     n : a wise and trusted guide and advisor syn: wise man
     v : serve as a teacher or trusted counselor; "the famous
         professor mentored him during his years in graduate
         school"; "she is a fine lecturer but she doesn't like
         mentoring"
see also:
wise man 

[3] : Moby Thesaurus II by Grady Ward, 1.0

77 moby thesaurus words for "mentor":
   dutch uncle, polonius, abecedarian, admonisher, adviser, authority,
   backseat driver, buttinsky, certified teacher, coach, confidant,
   consultant, counsel, counselor, docent, doctor, dominie, don,
   educationist, educator, elder, elder statesman, expert, fellow,
   forerunner, great soul, guide, guru, illuminate, instructor,
   intellect, intellectual, kibitzer, lover of wisdom, maestro,
   mahatma, man of intellect, man of wisdom, mandarin, master,
   mastermind, meddler, melamed, monitor, mullah, nestor, oracle,
   orienter, pandit, pathfinder, pedagogist, pedagogue, philosopher,
   preceptist, preceptor, preparationist, preparator, preparer,
   professor, pundit, rabbi, rishi, sage, sapient, savant, scholar,
   schoolkeeper, schoolmaster, schoolteacher, seer, starets, teacher,
   thinker, trailblazer, trainer, wise man, wise old man

[4] : The Free On-line Dictionary of Computing (27 SEP 03)

mentor
     
        cai language.  "computer systems for teaching complex
        concepts", report 1742, bbn, mar 1969.
     
     

[5] : U.S. Gazetteer (1990)

mentor, ks
  zip codes: 67465
mentor, ky city, fips 51564
  location: 38.89063 n, 84.24369 w
  population 1990: 169 68 housing units
  area: 1.4 sq km land, 0.1 sq km water
mentor, mn city, fips 41714
  location: 47.69663 n, 96.14467 w
  population 1990: 94 51 housing units
  area: 4.9 sq km land, 0.0 sq km water
  zip codes: 56736
mentor, oh city, fips 49056
  location: 41.69153 n, 81.33445 w
  population 1990: 47358 17172 housing units
  area: 69.3 sq km land, 3.4 sq km water
  zip codes: 44060

[6] : U.S. Gazetteer Places (2000)

mentor, oh -- u.s. city in ohio
   population 2000:    50278
   housing units 2000: 19301
   land area 2000:     26.768950 sq. miles 69.331260 sq. km
   water area 2000:    1.306725 sq. miles 3.384402 sq. km
   total area 2000:    28.075675 sq. miles 72.715662 sq. km
   fips code:            49056
   located within:       ohio oh, fips 39
   location:             41.691245 n, 81.341955 w
   zip codes 1990:     44060
   note: some zip codes may be omitted esp. for suburbs.
   headwords:
    mentor, oh
    mentor

[7] : U.S. Gazetteer Places (2000)

mentor, ky -- u.s. city in kentucky
   population 2000:    181
   housing units 2000: 73
   land area 2000:     0.536004 sq. miles 1.388243 sq. km
   water area 2000:    0.038721 sq. miles 0.100287 sq. km
   total area 2000:    0.574725 sq. miles 1.488530 sq. km
   fips code:            51564
   located within:       kentucky ky, fips 21
   location:             38.890716 n, 84.245637 w
   zip codes 1990:    
   note: some zip codes may be omitted esp. for suburbs.
   headwords:
    mentor, ky
    mentor

[8] : U.S. Gazetteer Places (2000)

mentor, mn -- u.s. city in minnesota
   population 2000:    150
   housing units 2000: 102
   land area 2000:     1.891360 sq. miles 4.898600 sq. km
   water area 2000:    0.000000 sq. miles 0.000000 sq. km
   total area 2000:    1.891360 sq. miles 4.898600 sq. km
   fips code:            41714
   located within:       minnesota mn, fips 27
   location:             47.699006 n, 96.142096 w
   zip codes 1990:     56736
   note: some zip codes may be omitted esp. for suburbs.
   headwords:
    mentor, mn
    mentor

Mentor >> M Words
Mentor, definition of term: Mentor
mentor_pag1.html