hartshorn
plural of Corybant
(countable) The antler of a hart, once used as a source of ammonia. / (dated) An aqueous solution of ammonia; smelling salts.
(algebra) A correspondence between a projective space and its dual.
(chemistry) A variety of tannic acid extracted as a yellow crystalline substance from fustic (Maclura tinctoria, formerly Morus tinctoria), Osage orange (Maclura pomifera), and from leaves of commo...
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