/fen"l as'i tal"deuh huyd', feen"-/ , n. Chem.
a colorless, oily, water-insoluble liquid, C 3 H 14 O, having a hyacinthlike odor: used chiefly in perfumery.
Also, phenylaceticaldehyde /fen"l euh see"tik, -set"ik, feen"-, fen'-, feen'-/ . Also called hyacinthin .
[ PHENYL + ACET- + ALDEHYDE ]