Seal or SEAL may refer to articles connected to a variety of meanings:

• a pinniped, a large ocean mammal. There are three main groups:
  • Earless seals (or true seals)
  • Eared seals (or walking seals)
  • Walrus
• Seal hunting, both personal and commercial hunting of seals
• Seal brown is a rich dark brown color RGB(50, 20, 20) (from the colour of dyed Fur seal fur)

• Seal (mechanical), a device to contain pressure.
• Diaphragm seal, a flexible membrane that seals and isolates an enclosure

• Seal (device), a device used to produce an official stamp as a symbol of authority, or the impression left by a seal in sealing wax. (Origin: Latin sigillum = "small symbol", a diminutive of signum)
• Cylinder seal, cylinder engraved with a picture story, used in ancient times to roll an impression onto a sheet of wet clay
• Great Seal of the United States used since 1782 to authenticate some documents issued by the United States government
• Great Seal of the Realm, a British institution for authorising the monarch's official documents a personal signature
• Great Seal of Scotland allows the monarch to authorise documents without signing
• Imperial Seal of Japan, called 菊の御紋 in Japanese, meaning "Noble Symbol of Chrysanthemum"
• Lord Privy Seal or Lord Keeper of the Privy Seal is one of the traditional sinecure offices of state in the United Kingdom
• Knights Templar Seal used to validate documents approved by the order
• Seal of Solomon, a legendary magical signet ring said to have belonged to King Solomon
• LMLK seal, stamped on handles of large storage jars around Jerusalem about 700 BC
• Nintendo Seal of Quality is a gold seal used by Nintendo to show that a game is properly licensed to run on their game consoles

• Barry Seal (Adler Berriman Seal), pilot and drug smuggler turned DEA informant
• Brajendra Nath Seal (born 1864), Indian philosopher of the Brahmo Samaj, Vice Chancellor of Visva Bharati University
• David Seal (born 1972), an Australian football (soccer) player
• Jaynie Seal (born 1973), an Australian television presenter
• Lou Seal (Luigi Francisco Seal, Jr.), the official mascot of the San Francisco Giants team in Major League Baseball
• Manuel Seal, a staff songwriter and producer at Jermaine Dupri's So So Def Recordings
• Pu Tong Seal (1346 AD), legendary Burmese hero
• Seal (musician) (Henry Olusegun Olumide Adeola Samuel), an Afro-European soul singer who has released three albums named "Seal":
  • Seal (1991 album)
  • Seal (1994 album)
  • Seal (2003 album)

Some of these names referred originally to the marine mammal.

• Seal Bay Conservation Park, on Kangaroo Island, South Australia
• Seal Beach, a city in Orange County, California, United States of America
  • Naval Weapons Station Seal Beach, a United States Navy weapons and munitions loading, storage and maintenance facility in Seal Beach, California
• Seal Island, a small islet about 5.7 km off the northern beaches of False Bay near Cape Town in South Africa
• Seal Island (South Shetland Islands), a group of small islands and rocks lying 3 to 6 miles northwest of Elephant Island in the South Shetland Islands
• Machias Seal Island at 44°30′10″N 67°6′10″W / 44.50278°N 67.10278°W / 44.50278; -67.10278 under disputed sovereignty between the United States and Canada
• Seal Island Bridge, an arch truss bridge crossing the Great Bras d'Or channel in Victoria County, Cape Breton Island, Nova Scotia
• Seal Rock, a prominent rock offshore at the North end of Ocean Beach, San Francisco, United States
• Seal Rocks, a small settlement in New South Wales, Australia
• Seal, Kent, a village in Kent, England. (Origin: probably Anglo-Saxon sēale = "copse of sallow-trees")
• Seals, Georgia

• United States Navy SEALs, special forces of the United States Navy. (Origin: acronym from "SEa, Air, Land")
  • Advanced SEAL Delivery System, a midget submarine providing stealthy submerged transportation for special forces, primarily U.S. Navy SEALs
  • SEAL Recon Rifle, rifle developed to provide SEAL snipers with a portable, lightweight system with greater lethality
• Semantics-directed Environment Adaptation Language, a computer programming language
• SEAL (cipher), (Software-Optimized Encryption Algorithm), a fast cryptographic cipher
• Safety Evidence Assurance Level, US government
• SEAL (Computer Language), the Semantics-directed Environment Adaptation Language
• SEAL (Sea Scout Leadership Training), a leadership training course for Sea Scouts youth in the Boy Scouts of America
• Software Engineering and Ada Lab, NASA

• HMS Seal (N37), a submarine of the Royal Navy
• USS Seal has been used as the name of two submarines of the United States Navy
• Red seal ships (朱印船), Japanese armed merchant sailing ships with a red-sealed patent (early 17th century)

• SEAL GUI, an open source Graphical User Interface for DOS

This disambiguation page lists articles associated with the title Seal. If an internal link led you here, you may wish to change the link to point directly to the intended article.