Definition of argol in English:

argol

noun

mass noun
  • Tartar obtained from wine fermentation.

    • ‘In the casting experiments, three fluxing agents were tested – borax, pine resin and a mixture of table salt and burnt argol.’
    • ‘Potassium tartrate, the source of this white residue, is sometimes referred to as argol, or lees.’
    • ‘In 1853 there was very little argol deposited; but the gross lees of the wine were in great demand, and sold for about 15 shillings per basket.’

Origin

Middle English: from Anglo-Norman French argoile, of unknown origin.

Pronunciation

argol

/ˈɑːɡ(ə)l/