[ 'mɒnɪz(ə)m , 'məʊ- ]
■ noun Philosophy & Theology
1》 a theory or doctrine that denies the existence of a distinction or duality, such as that between matter and mind, or God and the world.
2》 the doctrine that only one supreme being exists. Compare with pluralism .
Derivatives
monist noun & adjective
monistic adjective
Origin
C19: from mod. L. ~us , from Gk monos 'single'.