ozonosphere
English Thesaurus
1. a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun (noun.object)
| hypernym | : | layer, |
| definition | : | a relatively thin sheetlike expanse or region lying over or under another (noun.location) |
| part holonym | : | ozone hole, |
| definition | : | an area of the ozone layer (near the poles) that is seasonally depleted of ozone (noun.object) |
| part meronym | : | stratosphere, |
| definition | : | the atmospheric layer between the troposphere and the mesosphere (noun.object) |
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