No Encyclopedia Entry for Restraint
Noah Webster's New International Dictionary of the English Language
1. (n.) The act or process of restraining, or of holding back or hindering from motion or action, in any manner; hindrance of the will, or of any action, physical or mental.
2. (n.) The state of being restrained.
3. (n.) That which restrains, as a law, a prohibition, or the like; limitation; restriction.