blepharoptosis

noun
bleph·​a·​rop·​to·​sis | \ ˌblef-ə-rəp-ˈtō-səs How to pronounce blepharoptosis (audio) \
plural blepharoptoses\ -​ˌsēz How to pronounce blepharoptoses (audio) \

Medical Definition of blepharoptosis

: a drooping or abnormal relaxation of the upper eyelid