n. a polysaccharide of low molecular weight, being a polymer of between three and seven monosaccharide units
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. any of the carbohydrates that yield only a few monosaccharide molecules on complete hydrolysis
Word Usage
"Readers are advised to find one that contains 'oligosaccharide' which, as someone who's baked professionally for a few decades, had no idea what that was."