[gey-uh] 
| a model of the earth as a self-regulating organism, advanced as an alternative to a mechanistic model. |
| Main Entry: | Gaia hypothesis |
| Part of Speech: | n |
| Definition: | the hypothesis that the earth and its atmosphere should be regarded a living self-regulating organism |
| Etymology: | theory of James Lovelock, named for the Greek Earth goddess Gaea |
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