noun · 2 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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Received-Pronunciation:/ˈəʊzəʊn ˌlɛə/
Received-Pronunciation:/-ˌleɪə/
Southern-England:Recorded audio is listed in the source snapshot.
General-American:/ˈoʊzoʊn ˌleɪəɹ/
US:Recorded audio is listed in the source snapshot.
1
noun
Meaning 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.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: ozone shield, ozonosphere
Antonyms: none provided
2
noun
Meaning 2
a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: ozonosphere
Antonyms: none provided
Broader terms: layer
History
Etymology
No etymology was provided for this word.
Across languages
Translations
36 source translations are retained for this English entry.
Arabic:
طَبَقَة اَلْأُوزُون
(ṭabaqat al-ʔūzūn)
— a region of the stratosphere
Catalan:
capa d'ozó
— a region of the stratosphere
Chinese Mandarin:
臭氧層 /臭氧层
(chòuyǎngcéng)
— a region of the stratosphere
Czech:
ozonová vrstva
— a region of the stratosphere
Danish:
ozonlag
— a region of the stratosphere
Dutch:
ozonlaag
— a region of the stratosphere
Finnish:
otsonikerros
— a region of the stratosphere
French:
couche d'ozone
— a region of the stratosphere
French:
ozone
— a region of the stratosphere
Galician:
capa de ozono
— a region of the stratosphere
Georgian:
ოზონის შრე
(ozonis šre)
— a region of the stratosphere
German:
Ozonschicht
— a region of the stratosphere
German:
Ozonosphäre
— a region of the stratosphere
Greek:
στρώμα του όζοντος
(stróma tou ózontos)
— a region of the stratosphere
Greek:
οζονόσφαιρα
(ozonósfaira)
— a region of the stratosphere
Hungarian:
ózonréteg
— a region of the stratosphere
Icelandic:
ósonlagið
— a region of the stratosphere
Italian:
ozonosfera
— a region of the stratosphere
Japanese:
オゾン層
(ozon-sō)
— a region of the stratosphere
Korean:
오존층
(ojoncheung)
— a region of the stratosphere
Malay:
lapisan ozon
— a region of the stratosphere
Mongolian:
озоны давхарга
(ozony davxarga)
— a region of the stratosphere
Mongolian:
ᠣᠽᠣᠨ ᠦ ᠳᠠᠪᠬᠤᠷᠭᠠ
(ozon-ü dabqurɣ-a)
— a region of the stratosphere
Norwegian Bokmål:
ozonlag
— a region of the stratosphere
Norwegian Nynorsk:
ozonlag
— a region of the stratosphere
Persian:
لایهٔ اوزون
(lâye-ye ozon)
— a region of the stratosphere
Polish:
ozonosfera
— a region of the stratosphere
Polish:
warstwa ozonowa
— a region of the stratosphere
Portuguese:
camada de ozônio
— a region of the stratosphere
Portuguese:
camada de ozono
— a region of the stratosphere
Portuguese:
camada de ozónio
— a region of the stratosphere
Russian:
озо́новый слой
(ozónovyj sloj)
— a region of the stratosphere
Spanish:
capa de ozono
— a region of the stratosphere
Swedish:
ozonlager
— a region of the stratosphere
Ukrainian:
озо́новий шар
(ozónovyj šar)
— a region of the stratosphere
Vietnamese:
tầng ôzôn
— a region of the stratosphere