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Definition of Gallic acid
1. Noun. A colorless crystalline acid obtained from tannin.
Definition of Gallic acid
1. Noun. (chemistry) a phenolic carboxylic acid, 3,4,5-trihydroxybenzoic acid, found in galls, tea, the bark of some trees etc; a constituent of tannin ¹
2. Noun. (chemistry) the supposed acid H3GaO3, the acid form of the amphoteric gallium hydroxide Ga(OH)3, known only as alkali metal salts ¹
¹ Source: wiktionary.com
Medical Definition of Gallic acid
1.
Lexicographical Neighbors of Gallic Acid
Literary usage of Gallic acid
Below you will find example usage of this term as found in modern and/or classical literature:
1. A Dictionary of Chemistry and the Allied Branches of Other Sciences by Henry Watts (1870)
"The liquor is coloured deep brown, but contains only a small quantity of gallic
acid, the greater part of which remains in the residue. ..."
2. A Manual of Elementary Chemistry, Theoretical and Practical by George Fownes (1873)
"The simplest method of preparing gallic acid in quantity is to take powdered ...
The filtered solution deposits on cooling abundance of gallic acid, ..."
3. An Introduction to the Chemistry of Plant Products by Paul Haas, Thomas George Hill (1917)
"(NB—Neither pyrogallol nor gallic acid is precipitated by lead nitrate, though
both give precipitates with lead acetate.) 7. Potassium cyanide gives a ..."
4. Report of the Annual Meeting (1855)
"The developing agent is, pyro-gallic acid, 2 grains; glacial acetic acid, 20 drops;
... That the reason of gallic acid producing no black dye is, ..."
5. The Elements of Experimental Chemistry by William Henry, Robert Hare (1823)
"A considerable quantity of gallic acid separated in crystals, ... The solid, thus
obtained, consisted partly of gallic acid, and partly of a new acid, ..."
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