- 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.
The volume control of a stereo system.
transitive verbcontrolled, controlling
- 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 of controlMiddle English countrollen ; from Anglo-French contreroller ; from French contrerole ; from Medieval Latin contrarotulus, a counter, register ; from Classical Latin contra, against + 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
transitive verbcon·trolled, con·trol·ling, con·trols
- To exercise authoritative or dominating influence over; direct: The majority party controls the legislative agenda. See Synonyms at conduct.
- To adjust to a requirement; regulate: rules that control trading on the stock market; valves that control the flow of water.
- To hold in restraint; check: struggled to control my temper.
- To reduce or prevent the spread of: used a pesticide to 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 (a financial 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.
- One that controls; a controlling agent, device, or organization.
- a. An instrument.b. controls A set of such instruments.
- 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 a scientific experiment.b. An individual or group used as a standard of comparison in a scientific experiment, as a group of subjects given an inactive substance in an experiment testing a new drug administered to another group of subjects.
- An intelligence agent who supervises or instructs another agent.
- A spirit presumed to speak or act through a medium.
Origin of controlMiddle 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.
(third-person singular simple present controls, present participle controlling, simple past and past participle controlled)
(countable and uncountable, plural controls)
- (countable, uncountable) Influence or authority over.
- The government has complete control over the situation.
- A separate group or subject in an experiment against which the results are compared where the primary variable is low or non-existent.
- The method and means of governing the performance of any apparatus, machine or system, such as a lever, handle or button.
- Restraint or ability to contain one's movements or emotions, or self-control.
- A security mechanism, policy, or procedure that can counter system attack, reduce risks, and resolve vulnerabilities; a safeguard or countermeasure.
- (project management) A means of monitoring for, and triggering intervention in, activities that are not going according to plan.
- A duplicate book, register, or account, kept to correct or check another account or register.
- (graphical user interface) An interface element that a computer user interacts with, such as a window or a text box.
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.