What is "furfuran"

Furfuran \Fur"fu*ran\, n. [L. furfur bran.] (Chem.) A colorless, oily substance, C4H4O, obtained by distilling certain organic substances, as pine wood, salts of pyromucic acid, etc.; -- called also tetraphenol.

n. (context organic compound English) furan.

n. a colorless toxic flammable liquid used in the synthesis of nylon [syn: furan, furane]