2. See phaethon.
3. (Science: zoology) A handsome American butterfly (Euphydryas, or Melitaea, Phaeton). The upper side of the wings is black, with orange-red spots and marginal crescents, and several rows of cream-coloured spots; called also Baltimore.
Origin: F. Phaeton a kind of carriage, fr. Phaethon Phaethon, the son of Helios. See Phaethon.