headgear: Meaning and Definition of

head•gear

1. any covering for the head, esp. a hat, cap, bonnet, etc.
2. a protective covering for the head, as a steel helmet or football helmet.
3. the parts of a harness about the animal's head.
4. a device worn on the head and attached by wires and elastic bands to braces in the mouth, used to create backward tension in the process of repositioning protruding teeth.
5. a headframe and its machinery.