- the philosophy of Plato or his school; esp., the doctrine holding that objects of perception are real insofar as they imitate or participate in an independent realm of immutable essences, ideas, or logical forms which constitute the world of essential reality
- the theory or practice of platonic love
Origin of PlatonismModern Latin platonismus
The philosophy of Plato, especially insofar as it asserts ideal forms as an absolute and eternal reality of which the phenomena of the world are an imperfect and transitory reflection.
- Alternative capitalization of Platonism