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
a form of amide in which the nitrogen atom is attached to two carbonyl groups - R1CONHCOR2
Definition source: English Wiktionary via Wiktextract
Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
the anion NH2−
Definition source: English Wiktionary via Wiktextract
Topics: chemistry, inorganic-chemistry, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
any of a class of organic compounds that contain the divalent radical -CONHCO-
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
Broader terms: organic compound
History
Etymology tree Egyptian jmnbor. Ancient Greek Ᾰ̓́μμων (Ắmmōn)bor. Latin Ammōn Latin ammoniacusder. English ammonia Proto-Indo-European *dheh1-der. Proto-Italic *-iðos Latin -idusder. English -ide English amide English imide Alteration of amide.
Across languages
8 source translations are retained for this English entry.
