A colourless crystalline aromatic compound, C6H2(OH)3COOH; m.p. 253°C. It occurs in wood, oak galls, and tea, and is a component of tannins. It can be made from tannin by acid hydrolysis or fermentation. Gallic acid is used to make ink and various dyes. On heating it yields pyrogallol.
Gallic acid
- good(s)
- good will
- goodwill
- Good–de Bruijn diagram
- googol
- googolplex
- Goonhilly
- goose
- gooseberry bushes
- Gopher
- gopher
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- GOR
- Gorbachev, Mikhail (1931)
- Gordan, Paul Albert
- Gorda Plate
- Gordon, Charles George (1833–85)
- Gordon, Richard F, Jr (1929–2017)
- Gordon riots
- Gore
- Gore, Al (1948)
- Gorer, Peter Alfred
- gorge
- Gorgias of Leontini (c.485–c.380)