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[an-tuh-seer-uh m] /ˈæn təˌsɪər əm/
noun, plural antiserums, antisera
[an-tuh-seer-uh] /ˈæn təˌsɪər ə/ (Show IPA)
a serum containing antibodies, as antitoxins or agglutinins, obtained by inoculation of animals and used for injection into other animals to provide immunity to a specific disease.
Origin of antiserum
First recorded in 1900-05; anti- + serum Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for antisera


noun (pl) -rums, -ra (-rə)
blood serum containing antibodies against a specific antigen, used to treat or provide immunity to a disease
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
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antisera in Medicine

antiserum an·ti·se·rum (ān'tĭ-sēr'əm)
A serum containing antibodies that are specific for one or more antigens. Also called immune serum.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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antisera in Science
Plural antiserums or antisera
Human or animal serum containing one or more antibodies that are specific for one or more antigens and are administered to confer immunity. The antibodies in an antiserum result from previous immunization or exposure to an agent of disease. See also acquired immunity.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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