[ glahy-uh-din, -dn ]
/ ˈglaɪ ə dɪn, -dn /
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noun Biochemistry.

a prolamin derived from the gluten of grain, as wheat or rye, used chiefly as a nutrient in high-protein diets.
any prolamin.



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Also gli·a·dine [glahy-uh-deen, -din]. /ˈglaɪ əˌdin, -dɪn/.

Origin of gliadin

From the Italian word gliadina, dating back to 1820–30. See glia, -in2

Words nearby gliadin

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for gliadin

British Dictionary definitions for gliadin


gliadine (ˈɡlaɪəˌdiːn, -dɪn)

/ (ˈɡlaɪədɪn) /


a protein of cereals, esp wheat, with a high proline content: forms a sticky mass with water that binds flour into doughCompare glutelin

Word Origin for gliadin

C19: from Italian gliadina, from Greek glia glue
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

Medical definitions for gliadin

[ glīə-dĭn ]


Any of a class of simple proteins separable from wheat and rye glutens.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.