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Dictionary definition for: Seal

1. (n) fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters

2. (v) close with or as if with a seal; "She sealed the letter with hot wax"

3. (n) a device incised to make an impression; used to secure a closing or to authenticate documents

4. (v) make tight; secure against leakage; "seal the windows"

5. (n) the pelt or fur (especially the underfur) of a seal; "a coat of seal"

6. (v) decide irrevocably; "sealing dooms"

7. (n) a member of a Naval Special Warfare unit who is trained for unconventional warfare; "SEAL is an acronym for Sea Air and Land"

8. (v) affix a seal to; "seal the letter"

9. (n) a stamp affixed to a document (as to attest to its authenticity or to seal it) "the warrant bore the sheriff''s seal"

10. (v) cover with varnish

11. (n) an indication of approved or superior status

12. (v) hunt seals

13. (n) a finishing coat applied to exclude moisture

14. (n) fastener that provides a tight and perfect closure

15. (n) any of numerous marine mammals that come on shore to breed; chiefly of cold regions

WordNet 2.1 Copyright Princeton University. All rights reserved.