noun . Immunology any substance that can stimulate the production of antibodies and combine specifically with them. . Pharmacology any commercial substance that, when injected or absorbed into animal tissues, stimulates the production of antibodies. antigens of a particular type collectively. Related forms an·ti·gen·ic , [an-ti- jen-ik] /ˌæn tɪˈdʒɛn ɪk/ adjective an·ti·gen·i·cal·ly, adverb an·ti·ge·nic·i·ty , [an-ti-j uh- nis-i-tee] /ˌæn tɪ dʒəˈnɪs ɪ ti/ noun
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Related Words for antigen antibody
immunotoxin Examples from the Web for antigen Contemporary Examples of antigen Historical Examples of antigen British Dictionary definitions for antigen noun a substance that stimulates the production of antibodies Derived Forms antigenic, adjective antigenically, adverb Word Origin for antigen
anti ( body) + -gen
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for antigen n.
"substance that causes production of an antibody," 1908, from German
Antigen, from French antigène (1899), from anti- (see anti-) + Greek -gen (see -gen).
Online Etymology Dictionary, © 2010 Douglas Harper
n. Any of various substances, including toxins, bacteria, and the cells of transplanted organs, that when introduced into the body stimulate the production of antibodies. allergen immunogen Related forms an′ti•gen ( ′ic -jĕn) ′ĭk adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
A substance that stimulates the production of an antibody when introduced into the body. Antigens include toxins, bacteria, viruses, and other foreign substances. Compare antibody. See Note at blood type.
The American Heritage® Science Dictionary
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