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ammonia chem
noun
1 (formula NH3) a colourless pungent gas formed naturally by the bacterial decomposition of proteins, etc, and also manufactured industrially, used in liquefied form as a refrigerant, and in the form of its compounds in fertilizers and explosives.
2 an alkaline solution of ammonia in water, used as a bleach and household cleaning agent. Also called ammonium hydroxide, liquid ammonia.
[18c: from Latin sal ammoniacus = sal ammoniac]
noun
1 (formula NH3) a colourless pungent gas formed naturally by the bacterial decomposition of proteins, etc, and also manufactured industrially, used in liquefied form as a refrigerant, and in the form of its compounds in fertilizers and explosives.
2 an alkaline solution of ammonia in water, used as a bleach and household cleaning agent. Also called ammonium hydroxide, liquid ammonia.
[18c: from Latin sal ammoniacus = sal ammoniac]
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