passive immunity

noun

Definition of PASSIVE IMMUNITY

: immunity acquired by transfer of antibodies (as by injection of serum from an individual with active immunity)

— passive immunization noun

See passive immunity defined for kids

1895

Medical Dictionary

noun

: short-acting immunity acquired by transfer of antibodies (as by injection of gamma globulin)—compare acquired immunity, active immunity, innate immunity

—passive immunization noun

Next Word in the Dictionary: passive–matrixPrevious Word in the Dictionary: passive hyperemiaAll Words Near: passive immunity

What made you want to look up passive immunity? Please tell us where you read or heard it (including the quote, if possible).

Put-downs with flair

How to use a word that (literally) drives some people nuts.

Test your vocab with our fun, fast game

Ailurophobia, and 9 other unusual fears