D defs.my
Entry 1 sense Webster, 1913

Alkahest

/ăl'-kəh-ĕstˌ/ · Al·ka·hest · IPA /ˈal.kə.hɛst/
01 n. The fabled “universal solvent” of the alchemists; a menstruum capable of dissolving all bodies.
  1. 1.
    The fabled “universal solvent” of the alchemists; a menstruum capable of dissolving all bodies.