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Audio English.org » Dictionary » O » Oyster Plant ... Ozothamnus Secundiflorus

OZONE LAYER

Pronunciation (US): 

 Dictionary entry overview: What does ozone layer mean? 

OZONE LAYER (noun)
  The noun OZONE LAYER has 1 sense:

1. a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun

  Familiarity information: OZONE LAYER used as a noun is very rare.


 Dictionary entry details 


OZONE LAYER (noun)


Sense 1ozone layer [BACK TO TOP]

Meaning:

A layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun

Classified under:

Nouns denoting natural objects (not man-made)

Synonyms:

ozone layer; ozonosphere

Hypernyms ("ozone layer" is a kind of...):

layer (a relatively thin sheetlike expanse or region lying over or under another)

Meronyms (parts of "ozone layer"):

ozone hole (an area of the ozone layer (near the poles) that is seasonally depleted of ozone)

Holonyms ("ozone layer" is a part of...):

stratosphere (the atmospheric layer between the troposphere and the mesosphere)


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 Related FAQs: 
» LAYER
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