any of a class of sugars composed of six carbon atoms and a ketone group, as fructose.
Origin of ketohexose
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Sorbose is the only other ketohexose which has any importance in plant chemistry.
Similarly, for a ketohexose, which contains three asymmetric carbon atoms, there are eight possible arrangements.
A six-carbon sugar containing a ketone group, such as fructose.hexulose
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.