Dictionary.com

agglutinin

[ uh-gloot-n-in ]
/ əˈglut n ɪn /
Save This Word!

noun Immunology.
an antibody that causes agglutination.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of agglutinin

First recorded in 1895–1900; agglutin(ate) + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use agglutinin in a sentence

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

  • Gruber and Durham first used the term agglutination in this connection and called the substance in the blood-serum agglutinin.

    The Fundamentals of Bacteriology|Charles Bradfield Morrey
  • Hence it can be stated technically that an agglutinin possesses a haptophore group and an agglutinating group.

    The Fundamentals of Bacteriology|Charles Bradfield Morrey

British Dictionary definitions for agglutinin

agglutinin
/ (əˈɡluːtɪnɪn) /

noun
a substance, such as an antibody or a lectin, that causes agglutination of cells or bacteria

Word Origin for agglutinin

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

Medical definitions for agglutinin

agglutinin
[ ə-glōōtn-ĭn ]

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