Control

A duplicate book, register, or account, kept to correct or check another account or register; a counter register.

That which serves to check, restrain, or hinder; restraint.

Power or authority to check or restrain; restraining or regulating influence; superintendence; government; as, children should be under parental control.

To check by a counter register or duplicate account; to prove by counter statements; to confute.

To exercise restraining or governing influence over; to check; to counteract; to restrain; to regulate; to govern; to overpower.

a standard against which other conditions can be compared in a scientific experiment; "the control condition was inappropriate for the conclusions he wished to draw"

check or regulate (a scientific experiment) by conducting a parallel experiment or comparing with another standard; "Are you controlling for the temperature?"

(physiology) regulation or maintenance of a function or action or reflex etc; "the timing and control of his movements were unimpaired"; "he had lost control of his sphincters"

the economic policy of controlling or limiting or curbing prices or wages etc.; "they wanted to repeal all the legislation that imposed economic controls"

power to direct or determine; "under control"

the state that exists when one person or group has power over another; "her apparent dominance of her husband was really her attempt to make him pay attention to her"

discipline in personal and social activities; "he was a model of polite restraint"; "she never lost control of herself"

great skillfulness and knowledge of some subject or activity; "a good command of French"