acquired-immunity

acquired immunity

noun Immunology.
immunity arising from exposure to antigens.


Origin:
1930–35

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Collins
World English Dictionary
acquired immunity
 
n
the immunity produced by exposure of an organism to antigens, which stimulates the production of antibodies

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

acquired immunity n.
Immunity obtained either from the development of antibodies in response to exposure to an antigen, as from vaccination or an attack of an infectious disease, or from the transmission of antibodies, as from mother to fetus through the placenta or the injection of antiserum.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
acquired immunity  
Immunity that is not inherited. Acquired immunity can be active or passive. ◇ Active immunity results from the development of antibodies in response to an antigen, as from exposure to an infectious disease or through vaccination. ◇ Passive immunity results from the transmission of antibodies, as from mother to fetus through the placenta or by the injection of antiserum.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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