12 letters · 17 points in Scrabble
noun any of several diseases caused by deficiency of one or more vitamins
originEtymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ἀ- (a-)der. English a- English vitamin Proto-Indo-European *-tis Ancient Greek -τις (-tis) Ancient Greek -σῐς (-sĭs) Ancient Greek -ωσις (-ōsis)bor. New Latin -ōsislbor. English -osis English avitaminosis From a- + vitamin + -osis.
Etymology from Wiktionary, CC BY-SA 3.0