adj. 1 of or associated with the Greek philosopher Plato (d. 347 BC) or his ideas. 2 (platonic) (of love or friendship) purely spiritual, not sexual. 3 (platonic) confined to words or theory; not leading to action; harmless. Platonic solid (or body) any of the five regular solids (tetrahedron, cube, octahedron, dodecahedron, icosahedron). Platonically adv.
[ L Platonicus f. Gk Platonikos f. Platon Plato ]