The Collaborative International Dictionary of English v.0.48:

Command \Com*mand"\, n.
   1. An authoritative order requiring obedience; a mandate; an
      injunction.
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            Awaiting what command their mighty chief
            Had to impose.                        --Milton.
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   2. The possession or exercise of authority.
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            Command and force may often create, but can never
            cure, an aversion.                    --Locke.
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   3. Authority; power or right of control; leadership; as, the
      forces under his command.
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   4. Power to dominate, command, or overlook by means of
      position; scope of vision; survey.
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            The steepy stand
            Which overlooks the vale with wide command.
                                                  --Dryden.
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   5. Control; power over something; sway; influence; as, to
      have command over one's temper or voice; the fort has
      command of the bridge.
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            He assumed an absolute command over his readers.
                                                  --Dryden.
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   6. A body of troops, or any naval or military force or post,
      or the whole territory under the authority or control of a
      particular officer.
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   Word of command (Mil.), a word or phrase of definite and
      established meaning, used in directing the movements of
      soldiers; as, aim; fire; shoulder arms, etc.

   Syn: Control; sway; power; authority; rule; dominion;
        sovereignty; mandate; order; injunction; charge; behest.
        See Direction.
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