tannin
pronunciation
How to pronounce tannin in British English:
UK [ˈtænɪn]
How to pronounce tannin in American English:
US [ˈtænɪn]
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- Noun:
- any of various complex phenolic substances of plant origin; used in tanning and in medicine
Word Origin
- tannin
- tannin: see tan
- tannin (n.)
- "tannic acid, vegetable substance capable of converting animal hide to leather," 1802, from French tannin (1798), from tan "crushed oak bark containing tannin" (see tan (v.)). Tannic acid first recorded 1836, from French acide tannique, inroduced 1834 by French chemist Théophile-Jules Pelouze (1807-1867).
Example
- 1. Turn off the heat and immediately stir in the herbs , grape tannin , lemon zest and lemon juice . Cover and leave to cool .
- 2. When these very backward wines were shown en primeur in april 2005 it was the tannin that was their most obvious characteristic .
- 3. The caffeine and tannin in tea are both astringents that reduces puffiness .
- 4. Extraction effect of tannin in rapeseed shell by solvent .
- 5. A balanced acidity with gentle and quiet tannin .