In dentistry, a small metal attachment that is soldered or welded to an orthodontic band or bonded directly to the teeth, serving to fasten the arch wire to the band or tooth.
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n.
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brack·et (brakґət) 1. a support projecting from the main structure. 2. orthodontic bracket; a small metal attachment soldered or welded to an orthodontic band or cemented directly to the teeth, serving to fasten the arch wire to the band or tooth. Called also orthodontic attachment. See also orthodontic appliance, under appliance.Medical dictionary. 2011.