| English Dictionary |
AMMONIUM ALUM
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| IPA (US): |  |
Dictionary entry overview: What does ammonium alum mean?
• AMMONIUM ALUM (noun)
The noun AMMONIUM ALUM has 1 sense:
1. a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum
Familiarity information: AMMONIUM ALUM used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
A white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum
Classified under:
Nouns denoting substances
Synonyms:
alum; ammonia alum; ammonium alum
Hypernyms ("ammonium alum" is a kind of...):
Al; aluminium; aluminum; atomic number 13 (a silvery ductile metallic element found primarily in bauxite)
double salt (a solution of two simple salts that forms a single substance on crystallization)
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