Definition of PTOSIS

ptosis

Plural: ptoses

Noun

  • drooping of the upper eyelid caused by muscle paralysis and weakness
  • The prolapse of a bodily organ, especially drooping of the eyelid or the breasts.
  • pl. PTOSES a drooping of the upper eyelid PTOTIC adj

Origin / Etymology

From Ancient Greek πτῶσις (ptôsis, “falling, fall”), from πίπτω (píptō, “to fall down”) + -σις (-sis, nominal suffix). First used in 1710.

Scrabble Score: 8

ptosis: valid Scrabble (US) TWL word
ptosis: valid Scrabble Word in Merriam-Webster MW Dictionary
ptosis: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 9

ptosis is a valid Words With Friends word