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ozone layer
 
Noun ozone layer has 1 sense
  1. ozone layer, ozonosphere - a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun
    --1 is a kind of layer
    --1 is a part of stratosphere
    --1 has parts: ozone hole
ozdemir ozena ozo ozocerite ozokerite ozone-damaging ozone ozone hole ozone layer ozone sickness ozonide ozonium ozonoff ozonosphere ozothamnus ozothamnus secundiflorus p- 0-

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