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agglutinin

[uh-gloot-n-in]
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noun Immunology.
  1. an antibody that causes agglutination.
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Origin of agglutinin

First recorded in 1895–1900; agglutin(ate) + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for agglutinin

Historical Examples

  • Hence it can be stated technically that an agglutinin possesses a haptophore group and an agglutinating group.

    The Fundamentals of Bacteriology

    Charles Bradfield Morrey

  • If agglutinin is present and the test is giving a positive reaction, the bacilli will be collected in large clumps.

British Dictionary definitions for agglutinin

agglutinin

noun
  1. a substance, such as an antibody or a lectin, that causes agglutination of cells or bacteria
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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
agglutinin in Medicine

agglutinin

(ə-glōōt′n-ĭn)
n.
  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.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.