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Control Con*trol", n. 1. (Mach.) The complete apparatus used to control a mechanism or machine in operation, as a flying machine in flight; specifically (A["e]ronautics), the mechanism controlling the rudders and ailerons. 2. (Climatology) Any of the physical factors determining the climate of any particular place, as latitude,distribution of land and water, altitude, exposure, prevailing winds, permanent high- or low-barometric-pressure areas, ocean currents, mountain barriers, soil, and vegetation., Cascade system Cascade system (Elec.) A system or method of connecting and operating two induction motors so that the primary circuit of one is connected to the secondary circuit of the other, the primary circuit of the latter being connected to the source of supply; also, a system of electric traction in which motors so connected are employed. The cascade system is also called tandem, or concatenated, system; the connection a cascade, tandem, or concatenated, connection, or a concatenation; and the control of the motors so obtained a tandem, or concatenation, control. Note: In the cascade system of traction the cascade connection is used for starting and for low speeds up to half speed. For full speed the short-circuited motor is cut loose from the other motor and is either left idle or (commonly) connected direct to the line., Control Con*trol", n. [F. contr[^o]le a counter register, contr. fr. contr-r[^o]le; contre (L. contra) + r[^o]le roll, catalogue. See Counter and Roll, and cf. Counterroll.] 1. A duplicate book, register, or account, kept to correct or check another account or register; a counter register. [Obs.] --Johnson. 2. That which serves to check, restrain, or hinder; restraint. ``Speak without control.' --Dryden. 3. Power or authority to check or restrain; restraining or regulating influence; superintendence; government; as, children should be under parental control. The House of Commons should exercise a control over all the departments of the executive administration. --Macaulay. Board of control. See under Board., Control Con*trol", v. t. [imp. & p. p. Controlled; p. pr. & vb. n. Controlling.] [F. contr[^o]ler, fr. contr[^o]le.] [Formerly written comptrol and controul.] 1. To check by a counter register or duplicate account; to prove by counter statements; to confute. [Obs.] This report was controlled to be false. --Fuller. 2. To exercise restraining or governing influence over; to check; to counteract; to restrain; to regulate; to govern; to overpower. Give me a staff of honor for mine age, But not a scepter to control the world. --Shak. I feel my virtue struggling in my soul: But stronger passion does its power control. --Dryden. Syn: To restrain; rule; govern; manage; guide; regulate; hinder; direct; check; curb; counteract; subdue.