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cid and potassium nitrite on uric acid, as a yellow crystalline substance, with a bitter, astringent taste.

Pertaining to, or designating, a yellow crystalline astringent acid, (NO2)3.C6H.(OH)2, obtained by the action of nitric acid on resorcin. Styphnic acid resembles picric acid, but is not bitter. It acts like a strong dibasic acid, having a series of well defined salts.

bleeding; having the quality of restraining hemorrhage when applied to the bleeding part; astringent. [Written also stiptic.] Styptic weed (Bot.), an American leguminous herb (Cassia occidentalis) closely related to the wild senna.

Styptic; astringent.

or partial state, as in subscribe, substruct, subserve, subject, subordinate, subacid, subastringent, subgranular, suborn. Sub- in Latin compounds often becomes sum- before m, sur before r, and regularly becomes suc-, suf- , sug-, and sup- before c, f, g, and p respectively. Before c, p, and t it sometimes takes form s…

) (a) An acid obtained from nutgalls as a yellow amorphous substance, C14H10O9, having an astringent taste, and forming with ferric salts a bluish-black compound, which is the basis of common ink. Called also tannin, and gallotannic acid.

acetyl chloride or acetic anhydride or ordinary tannic acid. It is used as an intestinal astringent, and locally in rhinitis and pharyngitis.

A poisonous alkaloid, C19H21NO3, found in opium in small quantities, having a sharp, astringent taste, and a tetanic action resembling that of strychnine.

A rosaceous herb (Potentilla Tormentilla), the root of which is used as a powerful astringent, and for alleviating gripes, or tormina, in diarrhea.

The astringent bark of several Australian trees of the genus Acacia, used in tanning; -- called also wattle bark.