ammonian

== English == === Etymology === From ammonium +‎ -ian. === Pronunciation === (Received Pronunciation) IPA(key): /əˈməʊ.ni.ən/ (General American) IPA(key): /əˈmoʊ.ni.ən/ Rhymes: -əʊniən === Adjective === ammonian (comparative more ammonian, superlative most ammonian) (mineralogy) Containing ammonium cations.