son of Helios, the sun god: he unsuccessfully tries
to drive his father's sun chariot and almost
sets the world on fire, but Zeus strikes him down with a thunderbolt
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'Phaethon'L Phaethon < Gr Phaethōn, lit., shining (< phaethein, to shine) < phaos, light < IE base *bhā-, to shine