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passive immunity

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noun Immunology.
immunity resulting from the injection of antibodies or sensitized lymphocytes from another organism or, in infants, from the transfer of antibodies through the placenta or from colostrum.

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Origin of passive immunity

First recorded in 1890–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use passive immunity in a sentence

Medical definitions for passive immunity

passive immunity

n.
Immunity acquired by the transfer of antibodies from another individual, as through injection or placental transfer to a fetus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for passive immunity

passive immunity
[ păsĭv ]

See under acquired immunity.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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