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[uh-gloot-n-in] /əˈglut n ɪn/
noun, Immunology.
an antibody that causes agglutination.
Origin of agglutinin
First recorded in 1895-1900; agglutin(ate) + -in2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for agglutinin


a substance, such as an antibody or a lectin, that causes agglutination of cells or bacteria
Word Origin
C19: agglutinate + -in
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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agglutinin in Medicine

agglutinin ag·glu·ti·nin (ə-glōōt'n-ĭn)

  1. A substance, such as an antibody, that is capable of causing agglutination of a particular antigen, especially red blood cells or bacteria.

  2. A substance, other than a specific agglutinating antibody, that causes organic particles to agglutinate.

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