[dahy-sak-uh-rahyd, -rid]

noun Chemistry.

any of a group of carbohydrates, as sucrose or lactose, that yield monosaccharides on hydrolysis.

Nearby words

  1. disablement,
  2. disablement benefit,
  3. disablism,
  4. disabuse,
  5. disaccharidase,
  6. disaccord,
  7. disaccredit,
  8. disaccustom,
  9. disadvantage,
  10. disadvantaged

Origin of disaccharide

First recorded in 1890–95; di-1 + saccharide

Also called double sugar.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for disaccharide

British Dictionary definitions for disaccharide




any of a class of sugars, such as maltose, lactose, and sucrose, having two linked monosaccharide units per molecule
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for disaccharide




Any of a class of carbohydrates, including lactose and sucrose, that yield two monosaccharides upon hydrolysis.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for disaccharide



Any of a class of sugars, including lactose and sucrose, that are composed of two monosaccharides.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.