immunized

American  

[im-yuh-nahyzd] / ˈɪm yəˌnaɪzd /

adjective

1. protected from a disease or the like.

   Measles is rare among immunized patients, especially those who have had two doses of the vaccine.

2. exempt, shielded, or protected.

   Almost all major U.S. and EU passenger airlines are now members of immunized alliances that exempt them from certain antitrust laws.

3. Law. having or relating to exemption from criminal prosecution, legal liability, or punishment on certain conditions.

   Executives of the company were also indicted, but escaped trial after giving immunized testimony against state officials.

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Other Word Forms

• nonimmunized adjective
• unimmunized adjective

Etymology

Origin of immunized

First recorded in 1890–95; immunize ( def. ) + -ed ² ( def. )

Example Sentences

The U.S. recommends youngsters to get immunized against 18 diseases, while Denmark recommends 10.

From The Wall Street Journal • Dec. 19, 2025

And very significantly, even if the president is fully immunized against damages, his associates are not.

From Slate • May 21, 2025

People who have not been immunized against measles, either through vaccination or prior infection, are at risk of getting sick between seven and 21 days after exposure.

From Los Angeles Times • Apr. 25, 2025

“There are five childhood diseases all kids are supposed to be immunized from under the age of five, because children die first in the famine, then pregnant women and lactating mothers,” Natsios said.

From Salon • Mar. 13, 2025

It immunized your body and your soul, and that was why she ignored us kids when we cried.

From "The Glass Castle" by Jeannette Walls