Definition of "lipopolysaccharide" [lipopolysaccharide]

• Any of a group of polysaccharides in which a lipid constitutes a portion of the molecule. (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.

• "That bacterial product is something called lipopolysaccharide (LPS) found in bacterial membranes."
• "The surface of these bacteria house the lipopolysaccharide, which is a three-part molecular structure embedded into the cell membrane."
• "The other is a sugar-based molecule called lipopolysaccharide that makes the bacterium infectious."