quercimeritrin

\\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 C₂₁H₂₀O₁₂ occurring in cotton flowers and leaves and sunflowers and yielding quercetin and glucose on hydrolysis