prop. n. [ Gr. Gai^a, Gh^ ] (Mythol.) The goddess of the earth, considered as a personification of the earth. According to Hesiod she was the first-born of Chaos, and mother of Uranus, Pontus, Cronus and the Titans in ancient mythology. [ Also spelled Gaia. ] Syn. -- Gaia, Ge. [ WordNet 1.5 ]