Alum
nounverified·updated May 18, 2026
a double sulphate of aluminum and potassium that is used as an astringent (among other things)
polysemousWordset Dictionary
Senses
Wordset Dictionary
a person who has received a degree from a school (high school or college or university)
Wordset Dictionary
a white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum
Wordset Dictionary
a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum
Classifications
Entity Type
Unknown—glossary_import_default_pending_classifier
?unassignedlast reviewed —
Sensitivity
unclassified
Information Class
unclassified
Variants
- synonym
- alumnusammonia alumammonium alumpotassium alum
- plural
- Alums
- possessive
- Alum's
- pluralpossessive
- Alums'