- a colorless, oily liquid, C5H4O2, having an aromatic odor, obtained from bran, sugar, wood, corncobs, or the like, by distillation: used chiefly in the manufacture of plastics and as a solvent in the refining of lubricating oils.
Origin of furfural
1875–80; < Latin furfur bran + -al3
Also called fur·fur·al·de·hyde [fur-fyuh-ral-duh-hahyd, -fuh-] /ˌfɜr fyəˈræl dəˌhaɪd, -fə-/, pyromucic aldehyde.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for furfuraldehyde
After this period of time, further treating did not increase the amount of furfuraldehyde produced.
That portion of the carbohydrates known as pentosans gives rise to furfuraldehyde, one of the important components of caffeol.All About Coffee
William H. Ukers
- a colourless flammable soluble mobile liquid with a penetrating odour, present in oat and rice hulls; 2-furaldehyde: used as a solvent and in the manufacture of resins. Formula: C 5 H 4 O 2Also called: furfural
- A colorless, sweet-smelling, liquid made from corncobs and used as a solvent in petroleum refining and as a fungicide and weed killer. It turns reddish brown when exposed to air and light. Furfural is an aldehyde of furan. Chemical formula: C5H4O2.
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