Definition of condensed tannin in US English:

condensed tannin


  • Any of various tannins with antioxidant properties occurring naturally in plants, comprising polymers of flavonoids linked by a carbon-to-carbon bond.

    • ‘A proprietary French maritime pine bark extract, grape seed extract, condensed tannins, and complex flavonoids are a few of the compounds that make up this impressive lot.’
    • ‘Moreover, fertilized Quercus prinus saplings had lower concentrations of condensed tannins in their foliage.’
    • ‘Light and an exogenous transcription factor qualitatively and quantitatively affect the biosynthetic pathway of condensed tannins in Lotus corniculatus leaves’
    • ‘This health benefit comes from a puckery-tasting group of phenols called condensed tannins, which prevent bacteria from adhering to the walls of the urinary tract.’
    • ‘We removed the acetone by evaporation under reduced pressure and assayed the concentrated extracts for condensed tannins, hydrolyzable tannins, and foliar astringency.’
    • ‘The phenolics in juniper are a mixture of simple phenolics, hydrolyzable tannins and condensed tannins.’
    • ‘Hydrolyzable and condensed tannins were assayed separately.’
    • ‘Defoliated plants had a significantly lower concentration of total phenolics and condensed tannins.’
    • ‘Analysis of the results indicates that the condensed tannins found in certain pasture species, such as legume lotus, are responsible for the reduction.’
    • ‘Anthocyanins and condensed tannins are two of the major flavonoid classes in higher plants.’
    • ‘Molan et al reported that condensed tannin has an anticoccidial activity in goats naturally infected with mixed species of Eimeria.’