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3 definitions found
 for operational
From The Collaborative International Dictionary of English v.0.48 :

  operational \operational\ adj.
     1. of or pertaining to operations; as, operational procedure.
        [WordNet 1.5]
     2. Fit or ready for service; available and in working
        condition; as, an operational aircraft. Opposite of
     Syn: functional, usable, useable, in order(predicate), in
          working order(predicate), operable.
          [WordNet 1.5]
     3. (Mil.) of or intended for or involved in military
        operations. Opposite of nonoperational.
        [WordNet 1.5]
     4. In force; not expired or annulled; -- of rules or laws.
        [WordNet 1.5]
              de facto apartheid still operational even in the
              `new' African nations                 --Leslie
                                                    Marmon Silko
        [WordNet 1.5]

From WordNet (r) 3.0 (2006) :

      adj 1: pertaining to a process or series of actions for
             achieving a result; "operational difficulties"; "they
             assumed their operational positions"
      2: fit or ready for use or service; "the toaster was still
         functional even after being dropped"; "the lawnmower is a bit
         rusty but still usable"; "an operational aircraft"; "the
         dishwasher is now in working order" [syn: functional,
         usable, useable, operable, operational]
      3: (military) of or intended for or involved in military
         operations [ant: inactive, nonoperational]
      4: being in effect or operation; "de facto apartheid is still
         operational even in the `new' African nations"- Leslie Marmon
         Silko; "bus service is in operation during the emergency";
         "the company had several operating divisions" [syn:
         operational, in operation(p), operating(a)]

From Moby Thesaurus II by Grady Ward, 1.0 :

  38 Moby Thesaurus words for "operational":
     acting, active, agential, agentival, agentive, at work, behavioral,
     effective, effectual, efficacious, efficient, functional,
     functioning, go, going, going on, in exercise, in force, in hand,
     in operation, in play, in practice, in process, in the works,
     inaction, managerial, manipulational, on foot, on the fire,
     ongoing, operating, operative, performing, practical, practicing,
     running, serving, working

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