Akademik

seal
1. A tight closure. 2. To effect a tight closure.
- border s. the contact of the denture border with the underlying or adjacent tissues to prevent the passage of air or other substances. SYN: peripheral s..
- palatal s. SYN: posterior palatal s..
- peripheral s. SYN: border s..
- posterior palatal s. the s. at the posterior border of a denture. SEE ALSO: posterior palatal s. area. SYN: palatal s., post dam, postdam, postpalatal s..
- postpalatal s. SYN: posterior palatal s..
- velopharyngeal s. closure between the oral and nasopharyngeal cavities.
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steric and electrostatic alignment

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seal 'sēl vt to apply dental sealant to <the teeth to be \sealed are surrounded by cotton rolls and dried thoroughly (J. W. Friedman)>

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(sēl) 1. something that effects a firm closure. 2. to secure or close tightly. 3. in dentistry, a material, usually plastic, that hardens in the mouth; used to close the coronal opening in a tooth during endodontic treatment. See also sealant. 4. a die with a raised emblem used to mark something.

Medical dictionary. 2011.