Submitted by György Chityil ... on Fri, 01/19/2018 - 23:17 Hierarchy: NounDescription: {{inorganic compound}} The univalent NH<sub>3</sub>OH<sup>+</sup> cation, derived from hydroxylamine.Ngram: hydroxylammoniumNgram Text: hydroxylammoniumSource: WiktionaryIssue: 0Wiktionary tag: inorganic compoundNgram Count: 1