Definition: Hypersensitive refers to a degree of sensitivity that produces a sharp, instant pain when the dentin layer of a tooth is exposed to hot or cold temperature, sweet or salty (osmotic) stimuli, or mechanical stimuli such as a toothbrush.
Hypersensitive - Definition of Hypersensitive
By Shawn Watson, About.com Guide
Updated April 13, 2009
About.com Health's Disease and Condition content is reviewed by our Medical Review Board
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