separating medium


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sep·a·rat·ing me·di·um

1. any coating that serves to prevent one surface from adhering to another;
2. in dentistry, a material usually applied to a cast to facilitate separation from the resin denture base after curing; a coating on impressions to facilitate removal of the cast.

separating medium

In dentistry, a substance applied to the surface of an impression or mold to prevent interaction of the materials and to facilitate their separation after casting.
See also: medium

sep·a·rat·ing me·di·um

(sepăr-āt-ing mēdē-ŭm)
1. In dentistry, material usually applied to a cast to facilitate separation from the resin denture base after curing; coating on impressions to facilitate cast removal.
2. Any coating that serves to prevent one surface from adhering to another.
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