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Vinony

ozone layer

noun

  1. region of Earth's stratosphere that absorbs most of the Sun's UV radiation
L468991 on Wikidata ↗

Wiktionary

Pronunciation: /ˈəʊzəʊn ˌlɛə/ / /-ˌleɪə/ / /ˈoʊzoʊn ˌleɪəɹ/

noun

  1. A region of the stratosphere, between 15 and 30 kilometres in altitude, containing a relatively high concentration of ozone, which absorbs most solar ultraviolet radiation.