active immunity

Noun
  1. A form of acquired immunity in which the body produces its own antibodies against disease-causing antigens (synset 114551155)
    is a type of: acquired immunity - immunity to a particular disease that is not innate but has been acquired during life; immunity can be acquired by the development of antibodies after an attack of an infectious disease or by a pregnant mother passing antibodies through the placenta to a fetus or by vaccination

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