dihydroquercetin /ˌdaɪ.haɪ.dɹəʊˈkwɜːɹ.sɪt.ɪn/ noun1 •The chromenone (2R,3R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydrochromen-4-one