immunoglobulin D


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Related to immunoglobulin D: immunoglobulin M, immunoglobulin E

immunoglobulin D

n. Abbr. IgD
1. The class of antibodies that are found chiefly on the surface of B cells and are thought to function in B cell activation.
2. An antibody of this class.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.immunoglobulin D - one of the five major classes of immunoglobulins; present in blood serum in small amounts
Ig, immune gamma globulin, immune globulin, immune serum globulin, immunoglobulin - a class of proteins produced in lymph tissue in vertebrates and that function as antibodies in the immune response
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