6 letters · 8 points in Scrabble
noun drooping of the upper eyelid caused by muscle paralysis and weakness
originFrom Ancient Greek πτῶσις (ptôsis, “falling, fall”), from πίπτω (píptō, “to fall down”) + -σις (-sis, nominal suffix). First used in 1710.
Etymology from Wiktionary, CC BY-SA 3.0