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

Derived Forms

• unimmunized
  adjective
• nonimmunized
  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

Critically, in 1981 the Supreme Court immunized presidents from civil damages for actions taken in office within the “outer bounds” of presidential authority.

From Slate • May 21, 2025

California reported a decline last year in the share of kindergarten students who were immunized against measles, despite strict laws that make it difficult for parents to skip shots for their children.

From Los Angeles Times • Mar. 20, 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