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Medical Term:


Pronunciation: im'myu-ni-za'shun


Protection of susceptible patients from communicable diseases by administration of a living modified agent (yellow fever vaccine), a suspension of killed organisms (pertussis vaccine), a protein expressed in a heterologous organism (hepatitis B vaccine), or an inactivated toxin (tetanus).

See Also: vaccination, allergization

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.