active immunity

noun

, Immunology.

1. immunity in an organism resulting from its own production of antibody or lymphocytes.

active immunity

1. See under acquired immunity

Word History and Origins

Origin of active immunity¹

First recorded in 1910–15

Example Sentences

Then, there's "active immunity," which is another type of immune response that's mediated by another type of white blood cells, T cells.

From Salon

Dr. Charles Chiu, a professor of infectious diseases at the University of California–San Francisco, pointed Salon to three specific ones: passive immunity, neutralizing antibody immunity, and active immunity.

From Salon

Intestinal epithelial cells can sense and respond to microbial stimuli to support their barrier function and coordinate appropriate immune responses, which range from tolerance to active immunity in cases of pathogen infection.

From Nature

The judges have received retro active immunity from prosecution for accepting money that was not authorized by LAW. 

From Time

Dr. Stokes is planning experiments to see whether a throat spray containing a virus of a disease such as mumps, given soon after injections of gamma globulin, can produce active immunity against the disease.

From Time Magazine Archive