seal (n.)

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

    [ Syn: sealing wax ]

  2. a device incised to make an impression; used to secure a closing or to authenticate documents

    [ Syn: stamp ]

  3. the pelt or fur (especially the underfur) of a seal; a coat of seal

    [ Syn: sealskin ]

  4. a member of a Naval Special Warfare unit who is trained for unconventional warfare; SEAL is an acronym for Sea Air and Land

    [ Syn: navy seal , seal ]

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

  6. an indication of approved or superior status

    [ Syn: cachet , seal of approval ]

  7. a finishing coat applied to exclude moisture

  8. fastener that provides a tight and perfect closure

  9. any of numerous marine mammals that come on shore to breed; chiefly of cold regions

    seal (v.)

  1. make tight; secure against leakage; seal the windows

    [ Syn: seal off ]

  2. close with or as if with a seal; She sealed the letter with hot wax'

  3. decide irrevocably; sealing dooms'

  4. affix a seal to; seal the letter'

  5. cover with varnish

    [ Syn: varnish ]

  6. hunt seals

The dictionary is based on the WordNet Electronic Lexical Database.
WordNet 3.0 Copyright 2011 by Princeton University. All rights reserved.