A sugar having a cyclic structure resembling that of furan.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Any of a class of simple sugars (monosaccharides) that has a ring containing four carbon atoms and one oxygen atom (a furan ring). Fructose and ribose are furanoses.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.