Definition of spirit of Mindererus in English:

spirit of Mindererus

noun

Pharmacology
rare, historical
  • A solution of ammonium acetate, used medicinally (now only in alternative medicine) as a febrifuge. Also "spirits of Mindererus", "†Mindererus's spirit".

Origin

Late 18th century; earliest use found in William Buchan (?1729–1805), physician and author.