1. a removable dental appliance worn in the mouth to correct the alignment of the teeth or to protect them during sleep or physical activity
Usage: also called a bite guard or night guard when used for teeth grinding; commonly used in orthodontics and dentistry

Examples

• The dentist recommended a biteplate to help correct my overbite.
• She wears a biteplate at night to prevent grinding her teeth.
• The orthodontist fitted him with a custom biteplate as part of his treatment plan.
• Athletes often use a biteplate to protect their teeth during contact sports.
• My biteplate needs adjustment because it feels uncomfortable when I close my mouth.