1. A five-membered ring form of a monosaccharide containing one oxygen atom in the ring.
Usage: chemistry; biochemistry; technical term

Examples

• Ribose exists in furanose form in RNA molecules.
• The furanose structure of fructose is less common than its pyranose form in solution.
• Arabinose can adopt a furanose configuration under certain conditions.
• In biochemistry, understanding furanose and pyranose forms is essential for studying carbohydrate chemistry.
• The furanose ring contains four carbon atoms and one oxygen atom.