precision rest


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pre·ci·sion rest

a rest consisting of closely interlocking parts.
Farlex Partner Medical Dictionary © Farlex 2012

pre·ci·sion rest

(prē-sizhŭn rest)
Rigid metallic extension (patrix) of closely interlocking parts in a fixed or removable prosthesis that fits precisely into a receptacle (matrix) of a precision attachment within a restoration.
Medical Dictionary for the Dental Professions © Farlex 2012
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