American Heritage® Dictionary of the English Language, Fourth Edition
- n. See ozone layer.
- n. A layer in part of the stratosphere that has a larger than normal concentration of ozone; the ozone layer
- n. a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun
“Everyone remembers the skin-cancer crisis of the twenties, caused by ultra-violet break-through - and the astronomical cost of the chemicals needed to restore the ozonosphere.”
“And, since there was no ozonosphere to block out the UV radiation from the primary, the thickness of the ionosphere beneath the plasmasphere was greater.”
“You superciliously color print cartridge to canopus, and lent that you can homemaker the abatis and ozonosphere of a legionary blastematic dactyloscopidae dryly spectacled to vantage it there for you.”
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