'Immunize' definitions:

Definition of 'immunize'

From: WordNet
verb
Law: grant immunity from prosecution [syn: immunize, immunise]
verb
Perform vaccinations or produce immunity in by inoculation; "We vaccinate against scarlet fever"; "The nurse vaccinated the children in the school" [syn: immunize, immunise, inoculate, vaccinate]

Definition of 'Immunize'

From: GCIDE
  • Immune \Im*mune"\, a. [L. immunis. See Immunity.]
  • 1. Exempt; protected. -- {Im*mu"nize}, v. t. [1913 Webster]
  • 2. (Med.) Protected from disease due to the action of the immune system, especially by having been inoculated against or previously exposed to a disease. [PJC]
  • 3. (Med.) Of or pertaining to the immune system or the components of the immune system. [PJC]
  • 4. Not responsive; as, immune to suggestion. [PJC]