neutral zone
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neu·tral zone
in dentistry, the potential space between the lips and cheeks on one side and the tongue on the other; natural or artificial teeth in this zone are subject to equal and opposite forces from the surrounding musculature.
neu·tral zone
(nūtrăl zōn)In dentistry, potential space between the lips and cheeks on one side and tongue on the other; natural or artificial teeth in this area are subject to equal and opposite forces from the surrounding musculature.