Quenya 

ingólemo

one with very great knowledge, a 'wizard'

ingólemo noun "one with very great knowledge, a 'wizard' ", applied only to great sages of the Eldar in Valinor, like Rúmil (PM:360)

ingolmo

loremaster

ingolmo noun "loremaster" (WJ:383)

ingolmo

noun. loremaster, wizard, one with very great knowledge, loremaster, wizard, one with very great knowledge, *scientist

@@@ gloss “scientist” suggested by Robert Reynolds

Quenya [PM/360; WJ/383] Group: Eldamo. Published by