Definition of greenhouse effect
: warming of the surface and lower atmosphere of a planet (as Earth or Venus) that is caused by conversion of solar radiation into heat in a process involving selective transmission of short wave solar radiation by the atmosphere, its absorption by the planet's surface, and reradiation as infrared which is absorbed and partly reradiated back to the surface by atmospheric gases
First Known Use of greenhouse effect
GREENHOUSE EFFECT Defined for Kids
Definition of greenhouse effect for Students
: warming of the lower atmosphere of the earth that occurs when radiation from the sun is absorbed by the earth and then given off again and absorbed by carbon dioxide and water vapor in the atmosphere
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