guard

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guard

 [gahrd]
a protective device.
mouth guard any of various removable intraoral appliances that protect the teeth and sometimes the lips and cheeks during contact sports.

guard

(gahrd)
1. To watch over so as to protect or maintain control.
2. A person or thing performing such a function.

guard

A device for protecting something (e.g., a mouth guard or a face guard).

occlusal guard

A removable dental appliance that covers one or both arches and is designed to minimize the damaging effects of bruxism, jaw and head trauma during contact sports, or any detrimental occlusal habits.
See: nightguard; mouth guard
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Whether you are buying a home, improving your credit, or guarding against identity theft, there are a few things that everyone should know about credit.
They removed unerupted teeth from jawbones and, carefully guarding against contamination, looked for genetic material in the preserved dental pulp, the soft tissue in a tooth's central cavity.
In addition to protecting against disaster, these components help extend computer system life by guarding against the stress of minor electronical quirks.