from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A layer in part of the stratosphere that has a larger than normal concentration of ozone; the ozone layer

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • 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


Sorry, no etymologies found.


  • 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.

    The Fountains of Paradise

  • 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.

    Unwise Child

  • 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.

    Rational Review


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