Meaning of control

con•trol

Pronunciation: (kun-trōl'), [key]
— v., n. -trolled, -trol•ling,
—v.t.
  1. to exercise restraint or direction over; dominate; command.
  2. to hold in check; curb: to control a horse; to control one's emotions.
  3. to test or verify (a scientific experiment) by a parallel experiment or other standard of comparison.
  4. to eliminate or prevent the flourishing or spread of: to control a forest fire.
  5. to check or regulate (transactions), originally by means of a duplicate register.
—n.
  1. the act or power of controlling; regulation; domination or command: Who's in control here?
  2. the situation of being under the regulation, domination, or command of another: The car is out of control.
  3. check or restraint: Her anger is under control.
  4. a legal or official means of regulation or restraint: to institute wage and price controls.
  5. a standard of comparison in scientific experimentation.
  6. a person who acts as a check; controller.
  7. a device for regulating and guiding a machine, as a motor or airplane.
  8. a coordinated arrangement of such devices.
  9. prevention of the flourishing or spread of something undesirable: rodent control.
  10. the ability of a pitcher to throw the ball into the strike zone consistently: The rookie pitcher has great power but no control.
  11. any device printed on a postage or revenue stamp to authenticate it as a government issue or to identify it for bookkeeping purposes.
  12. a spiritual agency believed to assist a medium at a séance.
  13. the supervisor to whom an espionage agent reports when in the field.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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