Stratosphere(noun)
The layer of the earth’s atmosphere above the troposphere and below the mesosphere.
Hindi meaning:समताप मंडल
Synonyms: Atmosphere layer, Upper atmosphere, Ozone layer region, Air envelope
Antonyms: Troposphere, Ground level, Surface, Land
Example: Most commercial airplanes fly in the lower stratosphere to avoid weather disturbances.
Trick to remember: Stratosphere = think of strata meaning layers, so this is the atmospheric layer high above the clouds.
