n. [ F. phaéton a kind of carriage, fr. Phaéthon Phaëthon, the son of Helios. See Phaëthon. ] 1. A four-wheeled carriage (with or without a top), open, or having no side pieces, in front of the seat. It is drawn by one or two horses. [ 1913 Webster ]

2. See Phaëthon. [ 1913 Webster ]

3. (Zool.) A handsome American butterfly (Euphydryas Phaëton syn. Melitæa Phaëton). The upper side of the wings is black, with orange-red spots and marginal crescents, and several rows of cream-colored spots; -- called also Baltimore. [ 1913 Webster ]