WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. any of a variety of carbohydrates that yield four monosaccharide molecules on complete hydrolysis
Word Usage
"At the University of Ottawa, scientists have developed a novel compound, composed of collagen and a tetrasaccharide carbohydrate called sialyl Lewis X, designed to provide a scaffold to help the body grow new blood vessels."