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noun, plural: monosaccharides


(1) A simple sugar, example: fructose, glucose, and ribose.

(2) The simplest form of carbohydrate; therefore, it cannot be broken down to simpler sugars by hydrolysis.

(3) A sugar that constitutes the building blocks of a more complex form of sugars such as oligosaccharides and polysaccharides.

(4) Molecule with chemical formula (CH2O)n+m, and with the chemical structure H(CHOH)nC=O(CHOH)mH.


Monosaccharides are classified by the number of carbon atoms they contain:

Monosaccharides are classified the type of carbonyl group they contain:

Word origin: from Greek, monos: single + sacchar: sugar.
monosaccharose, simple sugar.
disaccharide, polysaccharide.
See also: