- The definition of control is power to direct, or an accepted comparison model in an experiment, or a device used for regulation.
- An example of control is someone knowing exactly where everything is located in their house.
- An example of a control is a chemical drug used in a urine drug testing lab.
- An example of a control is a volume knob on a stereo.
- Control is defined as to command, restrain, or manage.
- An example of control is telling your dog to sit.
- An example of control is keeping your dog on a leash.
- An example of control is managing all the coordination of a party.
- Obsolete to check or verify (payments, accounts, etc.) by comparison with a duplicate register
- to regulate (financial affairs)
- to verify (an experiment) by comparison with a standard or by other experiments
- to exercise authority over; direct; command
- to operate or regulate: this knob controls the volume of sound
- to hold back; curb; restrain: control your grief
Origin: Middle English countrollen ; from Anglo-French contreroller ; from French contrerole ; from Midieval Latin contrarotulus, a counter, register ; from Classical Latin contra, against plush rotulus: see roll
- the act or fact of controlling; power to direct or regulate; ability to use effectively: her control over her passions, the violinist's control of his vibrato
- the condition of being directed or restrained; restraint: the car went out of control
- a means of controlling; check: wage and price controls
- a standard of comparison for verifying or checking the findings of an experiment; specif., such a standard obtained by withholding the substance, treatment, drug, etc. being tested
- an instrument or apparatus to regulate a mechanism: usually used in pl.
- a device used to adjust or control: the volume control on an amplifier
- a spirit supposed to direct the actions and speech of a spiritualistic medium
Used by arrangement with John Wiley & Sons, Inc.
transitive verb con·trolled, con·trol·ling, con·trols
- To exercise authoritative or dominating influence over; direct. See Synonyms at conduct.
- To adjust to a requirement; regulate: controlled trading on the stock market; controls the flow of water.
- To hold in restraint; check: struggled to control my temper.
- To reduce or prevent the spread of: control insects; controlled the fire by dousing it with water.
- a. To verify or regulate (a scientific experiment) by conducting a parallel experiment or by comparing with another standard.b. To verify (an account, for example) by using a duplicate register for comparison.
- Authority or ability to manage or direct: lost control of the skidding car; the leaders in control of the country.
- a. One that controls; a controlling agent, device, or organization.b. An instrument or set of instruments used to operate, regulate, or guide a machine or vehicle. Often used in the plural.
- A restraining device, measure, or limit; a curb: a control on prices; price controls.
- a. A standard of comparison for checking or verifying the results of an experiment.b. An individual or group used as a standard of comparison in a control experiment.
- An intelligence agent who supervises or instructs another agent.
- A spirit presumed to speak or act through a medium.
Origin: Middle English controllen, from Anglo-Norman contreroller, from Medieval Latin contrārotulāre, to check by duplicate register, from contrārotulus, duplicate register : Latin contrā-, contra- + Latin rotulus, roll, diminutive of rota, wheel; see ret- in Indo-European roots.
- con·trolˌla·bilˈi·ty noun
- con·trolˈla·ble adjective
- con·trolˈla·bly adverb
control - Business Definition
control - Computer Definition
A program module or routine that enhances the functionality of a program. A control can be as small as a single button on a user interface or as large as a complicated forecasting algorithm. The term is often used with regard to user interface functions such as buttons, menus and dialog boxes. See ActiveX control, AWT, anchor and user interface control.
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control - Medical Definition
- To verify or regulate a scientific experiment by conducting a parallel experiment or by comparing with another standard.
- To hold in restraint; check.
- A standard of comparison for checking or verifying the results of an experiment.
- An individual or group used as a standard of comparison in a control experiment.
control - Phrases/IdiomsThe American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
control - Science Definition
Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.