a model of the earth as a self-regulating organism, advanced as an alternative to a mechanistic model.
Origin of Gaia hypothesis
1970–75; < Greek gaîa earth; see Gaea
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
the theory that the earth and everything on it constitutes a single self-regulating living entity
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012