The story
- Proto-Indo-European*pleth₂-
- Proto-Indo-European*pléth₂us
- Proto-Hellenic*plətús
- Ancient Greekπλᾰτῠ́ς (plătŭ́s)
- Ancient GreekΠλάτων (Plátōn)
- LatinPlatō
- Middle EnglishPlato
- English todayPlato
From Middle English Plato, Platon, from Latin Platō, Platōn, from Ancient Greek Πλάτων (Plátōn), from πλατύς (platús, “broad, wide”), either because of Plato's robust body, or wide forehead or the breadth of his eloquence.
Words from the same roots
Etymology from Wiktionary, CC BY-SA 4.0.