Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “ammonium”

ammonium

noun [U]     /əˈməʊ.ni.əm/ US  /-ˈmoʊ-/ specialized
a type of ion that is derived from ammonia and is contained in chemical compounds of it: ammonium chloride ammonium nitrate Specific chemicals, chemical compounds and gasesSubstances and structures in the bodyTypes of chemical
(Definition of ammonium noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of ammonium

Translations of “ammonium”

Word of the Day

chef

a skilled and trained cook who works in a hotel or restaurant, especially the most important cook

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More