<chemistry, plant biology> Bitter-tasting, complex aromatic compounds found in the vacuoles of certain plant cells, for example in bark.

Some are glucosides, possibly giving protection to the plant or concerned with pigment formation.They are strongly astringent and are used in tanning and dyeing.

(14 Oct 1997)

tanner's ulcer, tannic, tannic acid, tannier < Prev | Next > tanning, tannins, tannylacetate, tanrec

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