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HOW TO PRONOUNCE

ammonium

/əˈmoʊniəm/

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American Pronunciation Guide · 1:03
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uh-MOH-nee-um: make MOH the strongest syllable.

The double m represents one m sound. Keep the opening uh light, then let the final ee lead into another unstressed vowel.

4 syllables · Stress on syllable 2

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The label listed ammonium among the compounds in the sample.

APG practice sentence · CC BY-SA 4.0

CMU Pronouncing Dictionary

What does ammonium mean?

noun

  1. The univalent NH₄⁺ cation, derived by the protonation of ammonia
  2. Any similar cation formed by replacing one or more hydrogen atoms with alkyl or aryl radicals

Definitions regrouped for readability · CC BY-SA 4.0

IPA pronunciation

/əˈmoʊniəm/

Pronunciation used in the listening tip.

CMU Pronouncing Dictionary

Pronunciation varies by speaker and region. About these dictionary pronunciations.

In the pages of books

See this word in context.

The fusion of two crystals of ammonium oleate forming a single crystal of larger size has also been observed.
VariousThe Scientific Monthly, October to December, 1915Project Gutenberg ebook #987
Rodale correctly pointed out that golf course groundskeepers use repeated applications of ammonium sulfate to eliminate earthworms from putting greens.
Steve SolomonOrganic Gardener's CompostingProject Gutenberg ebook #4342
More book examples (3)
It is an important laboratory reagent, its use being similar to that of ammonium hydrate.
Rufus P. (Rufus Phillips) WilliamsAn Introduction to Chemical ScienceProject Gutenberg ebook #3708
The argument is strong, for the impoverishment of German soil has been such as to demand, theoretically, enormous tonnages of ammonium sulphate.
Victor LefebureThe Riddle of the Rhine: Chemical Strategy in Peace and WarProject Gutenberg ebook #1272
For yourself you need, or may need, in addition, a more elaborate lot: Laxative, quinine, phenacetin, bismuth and soda, bromide of ammonium, morphia, camphor-ice, and aspirin.
Stewart Edward WhiteThe Land of FootprintsProject Gutenberg ebook #1378