noun cu·pram·mo·ni·um \¦k(y)üprə¦mōnēəm, -nyəm\

Definition of cuprammonium



  1. 1 :  any of certain complex ammino radicals or cations containing copper and ammonia; especially :  the bivalent tetrammine-copper cation Cu(NH3)4 compounds of which are formed by the action of ammonia on ordinary cupric compounds

  2. 2 :  cuprammonium solution

  3. 3 :  cuprammonium rayon

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Origin and Etymology of cuprammonium

cupr- + ammonium

Seen and Heard

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to cast off or become cast off

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