Late 17th century; earliest use found in John Dryden (1631–1700), poet, playwright, and critic. From Platonic + -ian, perhaps after French platonicien, noun and adjective (both 1486 in Middle French).
Definition of Platonician in US English:
Platonician
noun
Platonist.
Origin
Late 17th century; earliest use found in John Dryden (1631–1700), poet, playwright, and critic. From Platonic + -ian, perhaps after French platonicien, noun and adjective (both 1486 in Middle French).