ozone : Idioms & Phrases
ozone hole
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noun an area of the ozone layer (near the poles) that is seasonally depleted of ozone
WordNet
ozone layer
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noun a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun
ozonosphere.
WordNet
ozone sickness
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noun illness that can occur to persons exposed to ozone in high-altitude aircraft; characterized by sleepiness and headache and chest pains and itchiness
