— quercetic /kweuhr set"ik, -see"tik/ , adj.
/kwerr"si tin/ , n. Chem.
a yellow, crystalline, slightly water-soluble powder, C 15 H 10 O 7 , obtained from the bark of the quercitron and other vegetable substances, used as a yellow dye; flavin. Also called meletin .
[ 1855-60; quercet ( um ) an oak grove (L querc ( us ) oak (see QUERCINE) + -etum suffix of places where a given plant grows) + -IN 2 ]