from The American HeritageĀ® Dictionary of the English Language, 4th Edition

  • adj. Of or relating to an operation or a series of operations.
  • adj. Of, intended for, or involved in military operations.
  • adj. Fit for proper functioning; ready for use: an operational aircraft.
  • adj. Being in effect or operation: "de facto apartheid still operational even in the 'new' African nationsā€ ( Leslie Marmon Silko).

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. of or relating to operations, especially military operations
  • adj. functioning and ready for use
  • adj. effective or operative

from the GNU version of the Collaborative International Dictionary of English

  • adj. of or pertaining to operations.
  • adj. Fit or ready for service; available and in working condition. Opposite of out-of-service.
  • adj. of or intended for or involved in military operations. Opposite of nonoperational.
  • adj. In force; not expired or annulled; -- of rules or laws.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. being in effect or operation
  • adj. pertaining to a process or series of actions for achieving a result
  • adj. (military) of or intended for or involved in military operations
  • adj. fit or ready for use or service


Sorry, no etymologies found.


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  • Customs and Border Protection Commissioner Robert Bonner often speaks about gaining what he calls operational control of the border.

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  • And at the same time, the task, the missions, or what they call the operational tempo, the pace, increased three to four times.

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  • But it turns out that various flight members, groups from flight 1, flight 2, flight 3 and flight 4, the four planes that went down, were flying together in sort of a basic violation of what we call operational security.

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  • Saleh has said he is ready to sign the accord once an agreement is reached on what he called an operational mechanism for implementing the Arab deal.

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  • "Strong revenue growth and increases in operational efficiency in Macau and outstanding results at Marina Bay Sands in Singapore, contributed to substantial margin expansion and industry-leading financial performance overall," said Sands Chairman and Chief Executive Sheldon Adelson.

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  • "Investments in operational excellence will become crucial to fueling organic growth."

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