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[al-jin] /ˈæl dʒɪn/
noun, Chemistry
any hydrophilic, colloidal substance found in or obtained from various kelps, as alginic acid or one of its soluble salts.
Origin of algin
1880-85; alg(ae) + -in2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for algin


alginic acid or one of its esters or salts, esp the gelatinous solution obtained as a by-product in the extraction of iodine from seaweed, used in mucilages and for thickening jellies
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
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algin in Science
A mucilaginous polysaccharide occurring in the cell walls of brown algae. Its derivatives are widely used as thickening, stabilizing, emulsifying, or suspending agents in industrial, pharmaceutical, and food products, such as ice cream.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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