extraordinary

adjective | \ ek-ˈstrȯr-də-ˌner-ē, ˌek-strə-ˈȯr- \ | ex·tra·or·di·nary
  1. a : going beyond what is usual, regular, or customary; specifically : of, relating to, or having the nature of a proceeding or action not normally required by law or not prescribed for the regular administration of law an extraordinary session of the legislature granted extraordinary relief — compare ordinary : of, relating to, or having the nature of a proceeding or action not normally required by law or not prescribed for the regular administration of law an extraordinary session of the legislature granted extraordinary relief — compare ordinary

    b : of or relating to a financial transaction that is not expected to be repeated an extraordinary charge against earnings an extraordinary gain

  1. : employed for or sent on a special function or service an ambassador extraordinary