catechol
[ kat-i-kawl, -kol ]
/ ˈkæt ɪˌkɔl, -ˌkɒl /
noun
a colorless, crystalline, dihydroxyl derivative of benzene, C6H6O2, the ortho isomer, used chiefly in photography, for dyeing, and as a reagent; pyrocatechol.
Words nearby catechol
catechetical,
catechin,
catechism,
catechist,
catechize,
catechol,
catecholamine,
catechu,
catechumen,
categorematic,
categorial
Example sentences from the Web for catechol
British Dictionary definitions for catechol
catechol
/ (ˈkætɪˌtʃɒl, -ˌkɒl) /
noun
a colourless crystalline phenol found in resins and lignins; 1,2-dihydroxybenzene. It is used as a photographic developer. Formula: C 6 H 4 (OH) 2
Also called: pyrocatechol
Word Origin for catechol
C20: from
catechu +
-ol
1
Medical definitions for catechol
catechol
[ kăt′ĭ-kôl′, -kōl′ ]
n.
pyrocatechol
Scientific definitions for catechol
catechol
[ kăt′ĭ-kôl′, -kōl′ ]
A biologically important organic phenol occurring naturally in lignins and resins. It has two hydroxyl groups attached to a benzene ring. Catechol is very caustic and is used in dyeing and as a photographic developer and an antiseptic. Chemical formula: C6H6O2.