Dictionary
cat•e•chol
Pronunciation: (kat'i-kôl", -kol"), [key]—
n.
a colorless, crystalline, dihydroxyl derivative of benzene, C
6H
6O
2, the ortho isomer, used chiefly in photography, for dyeing, and as a reagent; pyrocatechol.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.