Immune operative Synonyms

Immune replaced

Definitions for Immune


  • (adjective) relating to the condition of immunity
  • (adjective) relating to or conferring immunity (to disease or infection)
  • (adjective) (usually followed by `to') not affected by a given influence

Synonyms for phrase

IO abbreviation

IO is an abbreviation for Immune Operative
What does IO stand for?
IO stands for "Immune Operative"

Definitions for Operative


  • (adjective) being in effective operation
  • (adjective) producing or capable of producing a desired result
  • (noun) a person who tries secretly to obtain information for one country in the territory of another usually unfriendly country