Definition of hartshorn in English:

hartshorn

Line breaks: harts|horn
Pronunciation: /ˈhɑːtsˌhɔːn
 
/
(also spirit of hartshorn)

noun

[mass noun] archaic
  • Aqueous ammonia solution used as smelling salts, formerly prepared from the horns of deer.
    More example sentences
    • Later, in the Middle Ages, ammonia was formed by the distillation of either stale urine, or the hooves and horns of oxen and deer, the latter concoction giving rise to the now defunct name, spirits of hartshorn.
    • Ammonium carbonate is a byproduct of hartshorn, a substance extracted from deer antlers (harts horn).
    • According to my sources, the best cure for the bite was spirit of hartshorn.

Origin

Old English heortes horn (see hart, horn).

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