Seal

Seal or SEAL may refer to:

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• A seal, a device used to produce an official stamp as a symbol of authority (origin: Latin sigillum, small symbol), or the impression left by a seal in sealing wax, clay, etc.
• A mechanical seal, a device to contain pressure, or exclude contamination from an enclosure.
• A seal, a large marine mammal (origin: Anglo-Saxon seolh).
• Seal, a British soul singer, who has released three eponymous albums (1991, 1994, and 2003).
• Seal, a village in Kent, England (origin: probably Anglo-Saxon s?ale, copse of sallow-trees).
• U.S. Navy SEALs, special forces of the United States Navy (origin: acronym from SEa, Air, Land).
• SEAL (Semantics-directed Environment Adaptation Language), a computer programming language.
• SEAL, a cryptographic cipher.
• HMS Seal, a submarine of the Royal Navy.