acromionectomy

noun
acro·​mi·​on·​ec·​to·​my | \ ə-ˌkrō-mē-ˌän-ˈek-tə-mē, -mē-ə-ˈnek- How to pronounce acromionectomy (audio) \
plural acromionectomies

Medical Definition of acromionectomy

: partial or total surgical excision of the acromion