1. phaethon(n = noun.person) - (Greek mythology) son of Helios; killed when trying to drive his father's chariot and came too close to earth;
is a kind of greek deity
2. phaethon(n = noun.animal) genus phaethon - type genus of the Phaethontidae;
is a kind of bird genus
is a member of family phaethontidae, phaethontidae