Standard Lemma guide
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.
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noun
The chemical element (symbol N) with an atomic number of 7 and atomic weight of 14.0067. It is a colorless and odorless gas.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Synonyms: none provided
Antonyms: none provided
noun
Molecular nitrogen (diatomic nitrogen), N2, a colorless, odorless gas at room temperature, which constitutes most of air (78% of it).
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Qualifier: loose but very common; even in formal use; loose but very common; even in formal use
Synonyms: dinitrogen
Antonyms: none provided
noun
A specific nitrogen atom within a chemical formula, or a specific isotope of nitrogen.
Definition source: English Wiktionary via Wiktextract
Usage: countable
Synonyms: none provided
Antonyms: none provided
noun
a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: N, atomic number 7
Antonyms: none provided
Broader terms: chemical element, element, gas
Narrower terms: azote, liquid nitrogen
History
Borrowed from French nitrogène (coined by French chemist and physician Jean-Antoine Chaptal in 1790). By surface analysis, nitro- + -gen. See also niter.
Across languages
163 source translations are retained for this English entry.
