the greenhouse effect Definition in the Cambridge English Dictionary
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Definition of “the greenhouse effect” - English Dictionary

Definition of "the greenhouse effect" - British English Dictionary

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the greenhouse effectnoun [S]

uk   us  
an ​increase in the ​amount of carbon dioxide and other ​gases in the atmosphere (= ​mixture of ​gases around the ​earth), that is ​believed to be the ​cause of a ​gradualwarming of the ​surface of the ​earth
(Definition of the greenhouse effect from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "the greenhouse effect" - Business English Dictionary

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the greenhouse effectnoun [S]

uk   us   ENVIRONMENT
an ​increase in the ​amount of carbon dioxide and other ​gases in the atmosphere (= ​mix of ​gases which surround the earth), which is believed to cause the surface of the earth to become gradually warmer and to be a threat to its future: They ​claim that the ​floods are a ​result of the greenhouse ​effect. As it rots, it ​releasescarbon dioxide and methane, ​contributing to the greenhouse ​effect.
(Definition of the greenhouse effect from the Cambridge Business English Dictionary © Cambridge University Press)
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