noun
or coun·sel·lor ˈkau̇n(t)s(ə)lə(r) also ˈkän-
( -s )
Etymology: Middle English conseiler, counseilour, from Old French conseilleor, from Latin consiliator, from consiliatus (past participle of consiliari to counsel) + -or — more at counsel
1. : one that counsels : adviser
2. : one that gives advice in law and manages cases for clients in court : counsel 6
3. : councillor
4. : one of the two aids to a president of any unit in the Mormon Church
5.
a. : a faculty member assigned to advise students on personal, academic, and vocational matters
b. : one who engages in or whose profession is counseling
c. : an official who directs a group of camp members in some recreational activity (as swimming, dramatics, handicrafts)
6. : a diplomatic official at an embassy or legation ranking just below an ambassador or minister