かせつ ガイア仮説 LinksSentence search for ガイア仮説Sentence search for ガイアかせつKanji details for 仮 and 説Edit in JMdict Noun1. Gaia hypothesis; Gaia theory; Gaia principleSee also ガイア理論 ガイアりろん Discussions Log in to talk about this word.