alu·​no·​gen | \ əˈlünəjən \
plural -s

Definition of alunogen

: a mineral consisting of a white fibrous aluminum sulfate Al2(SO4)3·18H2O frequently found on the walls of mines and quarries

called also feather alum, hair salt

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First Known Use of alunogen

1834, in the meaning defined above

History and Etymology for alunogen

French alunogène, from alun + -gène -gen

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The first known use of alunogen was in 1834

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Cite this Entry

“Alunogen.” Dictionary, Merriam-Webster, Accessed 23 Oct. 2021.

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