The father-name of Galadriel (UT/231, PM/346-7). This name is a compound of the prefixal form arta- of arata “noble” and nís “woman”.
Quenya
Artanis
noble woman
artanis
feminine name. Noble Woman
Elements
Word Gloss arata “high, noble, exalted, lofty” nís “woman”
arta
exalted, lofty
arta (1) adj. "exalted, lofty" (PM:354), "high, noble" (PE17:118, 147); cf. names like Artaher, Artanis.
Artanis fem. name "noble woman" (PM:347)