Definition of Montessorianism in English:

Montessorianism

noun

rare
  • The Montessori educational system or approach; adherence to this.

Origin

Early 20th century; earliest use found in Alexander S. Neill (1883–1973), founder of Summerhill School. From the name of Maria Montessori + -an + -ism.

Pronunciation

Montessorianism

/ˌmɒntɪˈsɔːrɪənɪz(ə)m/