ascesis

noun

as·​ce·​sis ə-ˈsē-səs 

variants or less commonly askesis

ə-ˈskē-səs 

plural asceses ə-ˈsē-(ˌ)sēz  also askeses ə-ˈskē-(ˌ)sēz 

: self-discipline, asceticism

Word History

Etymology

Late Latin or Greek; Late Latin, from Greek askēsis, literally, exercise, from askein

First Known Use

circa 1797, in the meaning defined above