ozone layers

• plural

  plural

  The grammatical form denoting more than one person, place, thing, or idea.

  of ozone layer.
  ozone layer

  noun

  the layer of the upper atmosphere where most atmospheric ozone is concentrated, from about 8 to 30 miles (12 to 48 km) above the earth, with the maximum ozone concentration occurring at an altitude of about 12 miles (19 km).

Example Sentences

See Examples For:

ozone layers

“Our behavior impacts weather patterns and the ozone layers here,” Mr. Sternlicht said.

From New York Times ● Mar. 4, 2015

James Watt's steam engine generated an Industrial Revolution that gave us a democracy of possessions--and over-population, acid rain, the Love Canal, disappearing forests, tattered ozone layers and Scud missiles.

From Time Magazine Archive

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