ozone
An allotrope of oxygen having three atoms in the molecule instead of the usual twoAn allotrope of oxygen (symbol O₃) having three atoms in the molecule instead of the usual two; it is a toxic gas, generated from oxygen by electrical discharge.
» We must stop using ozone-depleting chemicals immediately.
Meaning
2 senses(uncountable, usually)An allotrope of oxygen (symbol O₃) having three atoms in the molecule instead of the usual two; it is a toxic gas, generated from oxygen by electrical discharge.
Ozon
озо́нozón
озо́нozón
(UK, informal, uncountable, usually)Fresh air, especially that breathed at the seaside and smelling of seaweed.
озо́нozón, све́жий во́здухsvéžij vózdux
- a colorless gas (O3) soluble in alkalis and cold water; a strong oxidizing agent; can be produced by electric discharge in oxygen or by the action of ultraviolet radiation on oxygen in the stratosphere (where it acts as a screen for ultraviolet radiation)
Examples
28 sentencesWe must stop using ozone-depleting chemicals immediately.
We should do more to protect the ozone layer from further damage.
The ozone layer helps protect us from ultraviolet radiation from the sun.
ruОзоновый слой помогает защитить нас от ультрафиолетового излучения Солнца.
deDie Ozonschicht hilft dabei, uns vor der UV-Strahlung der Sonne zu schützen.
The sudden increase of ultraviolet rays made the researchers believe in the existence of ozone holes.
deDie plötzliche Zunahme ultravioletter Strahlen ließ die Wissenschaftler an die Existenz von Ozonlöchern glauben.
Today the ozone layer is thinning.
Translations
9 languagesBy meaning 1
By meaning 2
By meaning 1
Origin
From German Ozon, coined 1840 by Christian Friedrich Schönbein, from Ancient Greek ὄζον (óFrom German Ozon, coined 1840 by Christian Friedrich Schönbein, from Ancient Greek ὄζον (ózon), neuter participle of ὄζω (ózō, “I smell”), in reference to its pungent odour.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: ozones| Singular | ozone |
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uncountable
Word family
33 related wordsLessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable