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The Collaborative International Dictionary
furfural

Furfurol \Fur"fu*rol\, n. [L. furfur bran + oleum oil.] (Chem.) A colorless oily liquid, C4H3O.CHO, of a pleasant odor, obtained by the distillation of bran, sugar, etc., and regarded as an aldehyde derivative of furfuran; -- called also furfural.

Wiktionary
furfural

n. (context organic compound English) A heterocyclic aldehyde derivative of furan; it is obtained commercially from bran, and has several industrial uses.

WordNet
furfural

n. a liquid aldehyde with a penetrating odor; made from plant hulls and corn cobs; used in making furan and as a solvent [syn: furfuraldehyde]

Wikipedia
Furfural

Furfural is an organic compound derived from a variety of agricultural byproducts, including corncobs, oat, wheat bran, and sawdust. The name furfural comes from the Latin word , meaning bran, referring to its usual source.

Furfural is a heterocyclic aldehyde, with the ring structure shown at right. Its chemical formula is O C HCHO. It is a colorless oily liquid with the odor of almonds, which quickly darkens when exposed to air.

It is one of the components found in vanilla.

Usage examples of "furfural".

The smoke of a single cigaret may contain as much furfural as two ounces of whisky.

No doubt pyridin and furfural are factors in the drug effects of tobacco, but recent painstaking experiments by high authorities have shown the presence of nicotin in tobacco smoke, and when we reflect that there is sometimes sufficient nicotin in an ordinary cigar to kill two men, it is not strange that enough of it may be absorbed from the smoke passing over the mucous membranes of the nose, throat and lungs to produce a distinct physiological effect.

The smoke of a single cigaret may contain as much furfural as two ounces of whisky.