(philosophy) The belief that actuality and existence are co‐extensive: i.e., that only actual things exist, and merely possible things do not.

(transitive) To make real; to realize. / (intransitive) To become actual or real. / (reflexive) To realize one's full potential.

plural of actual / (accounting, project management) Documented historical results; things that have happened rather than things that are planned.

present participle of actualize

plural of actualism

The state or quality of being actual.

One who or that which actualizes.

plural of actualizer

(law) In United States defamation law, the level of knowledge that must be demonstrated for a public figure to prevail as a plaintiff in a lawsuit for defamation; the defendant must have either known that information published about the plaintiff was false, or must have shown reckless disregard for the truth by not a making simple inquiry or investigation which would have disclosed it.

(programming) A value supplied to a method or function, as opposed to a formal parameter.