am·mo·ni·um

(ə-mō′nē-əm)

The univalent chemical ion NH₄+, derived from ammonia, whose compounds chemically resemble the alkali metals.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ammonium

(əˈməʊnɪəm; -njəm)

(Chemistry) (modifier) of, consisting of, or containing the monovalent group NH4– or the ion NH4⁺: ammonium compounds.

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

am•mo•ni•um

(əˈmoʊ ni əm)

n.

the univalent ion, NH₄⁺, or group, NH₄, which plays the part of a metal in the salt formed when ammonia reacts with an acid.

[1808;< New Latin; see ammonia, -ium^2]

am·mo·ni·um

(ə-mō′nē-əm)

A positively charged ion, NH₄, derived from ammonia and found in a wide variety of organic and inorganic compounds.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

ammonium - the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion

ammonium ion

ammonia - a pungent gas compounded of nitrogen and hydrogen (NH3)

Translations

amonij

암모늄

ammonium

[əˈməʊnɪəm]

A. N → amonio m

B. CPD ammonium hydroxide N → hidróxido m amónico
ammonium sulphate N → sulfato m amónico

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

ammonium

[əˈməʊnɪəm] n → ammonio

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

ammonium

n amonio; — carbonate carbonato de amonio, carbonato amónico (esp. Esp)

Mentioned in

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