Definition of cuprammonium in English:


Syllabification: cu·pram·mo·ni·um
Pronunciation: /ˌk(y)o͞oprəˈmōnēəm


[as modifier] Chemistry
  • A complex ion, Cu(NH3)42+, formed in solution when ammonia is added to copper salts. The solution is deep blue and is used to dissolve cellulose.
    More example sentences
    • By contrast, the cuprammonium rayon fibers are made from cotton linters as main raw material.
    • If ammonia is added to a copper compound then a deep blue solution called cuprammonium hydroxide is formed.
    • The two most commonly used production methods for rayon are the cuprammonium process and the viscose process.

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Word of the day skosh
Pronunciation: skōSH
a small amount; a little