immunity in an organism resulting from its own production of antibody or lymphocytes.
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- Compare passive immunity.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use active immunity in a sentence
For some viruses and vaccines, active immunity can last decades — even the rest of your life.Antibodies from former COVID-19 patients could become a medicine | Aimee Cunningham | April 15, 2020 | Science News For Students
active immunity has thus been shown to be associated with the presence of certain anti-substances in the serum.
The increased ingestion of bacteria in active immunity would seem to depend upon the presence of immune opsonins in the serum.
In producing active immunity against many bacterial diseases the organisms are introduced (c) dead.The Fundamentals of Bacteriology | Charles Bradfield Morrey
An active immunity is thus induced in susceptible animals which lasts until the danger from exposure to the disease is over.Special Report on Diseases of Cattle | U.S. Department of Agriculture
Scientific definitions for active immunity
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