polyphenol
poly·phe·nol
noun\ˌpäl-i-ˈfē-ˌnōl, -ˌnȯl, -fi-ˈ\
Definition of POLYPHENOL
: a polyhydroxy phenol; especially : an antioxidant phytochemical (as chlorogenic acid) that tends to prevent or neutralize the damaging effects of free radicals
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