Definition of "disaccharide" []

• Any of a class of sugars, including lactose and sucrose, that are composed of two monosaccharides. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "They are generally linked together and bonded into what is known as a disaccharide."
• "Do the labeling directives require that it be indicated if the disaccharide is lactose?"
• "Plain table sugar, sucrose, is a disaccharide, which is a sugar made of two sugar molecules."