from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An insoluble colloidal acid in the form of a carboxylated polysaccharide that is abundant in the cell walls of brown algae.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A gum (a carboxylated polysaccharide), extracted from certain seaweeds, used as a food additive
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a gum used especially as a thickener or emulsifier
alginic + acid (Wiktionary)