Definition of alumen in English:

alumen

noun

historical Medicine
  • The mineral alum.

Origin

Late Middle English; earliest use found in Guy de Chauliac's Grande Chirurgie. From classical Latin alūmen alum, of uncertain origin; perhaps from the same Indo-European base as Byzantine Greek ἀλύδοιμος bitter; the ending represents classical Latin -men; compare bitūmen.

Pronunciation

alumen

/əˈl(j)uːmən//əˈl(j)uːmɛn/