Alum

/ˈaləm/

/ˈæɫəm/, /əˈɫəm/

Alum

a person who has received a degree from a school (high school or college or university)

synonyms : alumna

a double sulphate of aluminum and potassium that is used as an astringent (among other things)

a white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum

a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum

Examples

1. The alum is a firming agent.

2. Anyway, we have fictitious alums.

3. Stanford alums are basically responsible for this.

4. GSB alums will usually help.