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controllability
[kən‚trōl·ə′bil· əd·ē](aerospace engineering)
The quality of an aircraft or guided weapon which determines the ease of producing changes in flight direction or in altitude by operation of its controls.
(control systems)
Property of a system for which, given any initial state and any desired state, there exists a time interval and an input signal which brings the system from the initial state to the desired state during the time interval.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.