fisetic acid

1 definition found

fisetic acid - Collaborative International Dictionary of English v.0.48 :

  Fisetin \Fis"e*tin\, n. [G. fisettholz a species of fustic.]
     (Chem.)
     A yellow crystalline substance extracted from fustet, and
     regarded as its essential coloring principle; -- called also
     fisetic acid.
     [1913 Webster]