Definition of nitrous in English:


Line breaks: ni|trous
Pronunciation: /ˈnʌɪtrəs


  • Chemistry Of or containing nitrogen, especially in a state of low valency: the effect of nitrous emissions on acid rain Compare with nitric.
    More example sentences
    • It was first synthesized in 1776 by Joseph Priestley and was named ‘diminished nitrous air.’


early 17th century: from Latin nitrosus 'nitrous'.

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