Ammonia

Webster's Practical Dictionary- A Practical Dictionary of the Englih Language · 1884 · p. 26

am-mo'nY-a, n. A volatile alkali of gent smell; spirit of hartshorn. — Ammo 'iliac, or pert, to, etc. — Ammo'niac, or Gum ammo'niac, n. (Med.) Concrete juice of an umbelliferous from Persia.