minimalismPronunciation: /ˈmɪnɪməˌlɪz(ə)m/Definition of minimalism noun [mass noun] 1a movement in sculpture and painting which arose in the 1950s, characterized by the use of simple, massive forms. 2an avant-garde movement in music characterized by the repetition of very short phrases which change gradually, producing a hypnotic effect. 3deliberate lack of decoration or adornment in style or design:his living room was a testament to minimalismminimalism in other Oxford dictionaries Definition of minimalism in the US English dictionary