ˌ ̷ ̷ ̷ ̷ˈmerə.trə̇n noun
( -s )
Etymology: International Scientific Vocabulary quercimer- (from quercetin, quercitin + Greek meros part) + -itrin (as in quercitrin ) — more at merit
: a yellow crystalline glucoside C 21 H 20 O 12 occurring in cotton flowers and leaves and sunflowers and yielding quercetin and glucose on hydrolysis