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macroglobulin

British  
/ ˌmækrəʊˈɡlɒbjʊlɪn /

noun

  1. an immunoglobulin of unusually high relative molecular mass, observed in the blood in some diseases

  2. Also called: immunoglobulin M.  the normal form of this immunoglobulin

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.