Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “the stratosphere”

the stratosphere

noun [S]     /ˈstræt.ə.sfɪər/ US  /ˈstræ.t̬ə.sfɪr/ specialized
the layer of gases surrounding the Earth at a height of between 15 and 50 kilometres that is not affected by the weather and in which the temperature increases with height: During the 1980s, the amount of ozone in the stratosphere above Europe decreased by about eight percent. → Compare the exosphere, the ionosphere, the mesosphere, the thermosphere, the troposphereThe Earth and outer space - general words
(Definition of the stratosphere noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of the stratosphere

Translations of “the stratosphere”

Word of the Day

cruise

a journey on a large ship for pleasure, during which you visit several places

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More