Definition of polyphenol in English:

polyphenol

noun

Chemistry
  • A compound containing more than one phenolic hydroxyl group.

    • ‘Earlier work by the group suggests that at least some of the newfound fibrinogen effects trace to polyphenols - pigmented antioxidant compounds in beer, tea, wine, and fruit juices.’
    • ‘Green tea is a good source of catechin polyphenols, compounds that may increase the total amount of calories burned in any given day.’
    • ‘According to several scientists, chocolate contains polyphenols - chemical compounds renowned for their heart-helping properties.’
    • ‘The green tea extract in HydroxyTea contains chemical elements called polyphenols, like the catechin epigallocatechin gallate (called EGCG for short).’
    • ‘It is possible that other soluble phenolics, possibly polyphenols, can be localized in the cytoplasm and in the nuclei and/or apoplast.’

Pronunciation:

polyphenol

/ˌpɒlɪˈfiːnɒl/