Definition of Impaction, dental
Impaction, dental: The pressing together of teeth. For example, molar teeth (the large teeth in the back of the jaw) can be impacted, cause pain, and require pain medication, antibiotics, and surgical removal.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=3945
Last Editorial Review: 3/30/2012
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