AMMONIUM

ammonium, ammonium ion

(noun) the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion

Source: WordNet® 3.1


Etymology

Noun

ammonium (usually uncountable, plural ammoniums)

(inorganic chemistry) The univalent NH4+ cation, derived by the protonation of ammonia

(organic chemistry, especially in combination) Any similar cation formed by replacing one or more hydrogen atoms with alkyl or aryl radicals

Source: Wiktionary


Am*mo"ni*um, n. Etym: [See Ammonia.] (Chem.)

Definition: A compound radical, NH4, having the chemical relations of a strongly basic element like the alkali metals.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

9 March 2025

CLOG

(verb) fill to excess so that function is impaired; “Fear clogged her mind”; “The story was clogged with too many details”


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