Omega (disambiguation)

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Look up omega in Wiktionary, the free dictionary.

Omega is the last letter in the Greek alphabet. See that article for more uses of the upper case (Ω) or lower case (ω) letter as a symbol.

Omega may also refer to:

Alphabet

Omega (Cyrillic) (Ѡ, ѡ), the Cyrillic counterpart of the Greek omega

Astronomy

Omega Nebula, a star cluster, Messier catalogue number 17.
Multiple stars have the Bayer designation of Omega
Omega Centauri, a globular cluster in the constellation of Centaurus.
Ω is one name for the density parameter; see Ultimate fate of the universe

Orbital elements

Longitude of the ascending node, abbreviated Ω
Argument of periapsis, abbreviated ω

Mathematics

Lambert W function, also known as the omega function
Wright Omega function, another function defined in terms of the Lambert W function
Omega constant, a specific value derived from the Lambert W function
Omega language, a set of infinite-length sequences of symbols
Chaitin's constant, or Halting Probability, written as Ω
ω, the set of all natural numbers, and the smallest infinite ordinal number
ω₁, the set of all countable ordinal numbers, and the smallest uncountable ordinal number
$\omega (g(n))$ , an asymptotic notation used to characterize algorithms
The omega and agemo subgroups of a p-group, Ω(G) and ℧(G)

Automobiles

Chevrolet Omega, a car model by General Motors do Brasil
Opel Omega, a car model by Opel/Vauxhall
Oldsmobile Omega, a car model by General Motors

Organisations

Omega Institute for Holistic Studies, established 1977 at Rhinebeck, New York
Omega SA, a Swiss luxury watchmaker
Omega AS, a Norwegian company which supplies project personnel and project information management systems (Pims) to the oil and energy industry globally.

Special Forces

OMEGA, a Latvian special operations unit
Omega Special Task Force, Georgian counter terrorism unit
Joint Task Force OMEGA, a special operations task force of the Colombian Military

Philosophy

Omega Point, an idea in eschatology advanced by Pierre Teilhard de Chardin and physicist and mathematician Frank J. Tipler

Politics

Omega 7, a Cuban anti-communist paramilitary group based in the United States

Places in the United States

Omega, California, now uninhabited
- Omega Hydraulic Diggings, historical gold mining site
Omega, Georgia
Omega, Indiana
Omega, Oklahoma

Science

OMEGA laser, laser at the Laboratory for Laser Energetics, University of Rochester, NY
Omega loop, a protein motif
Omega-3 fatty acid
Omega-6 fatty acid
Omega-9 fatty acid
Omega particle, a sub-atomic particle
Omega block, a typical block pattern in meteorology
Omega, "ω", in physics, may refer to an object's angular frequency or angular velocity
Omega, in sociobiology, the lowest rank in a dominance hierarchy
Omega equation, in meteorology, the vertical velocity
Omega West Reactor (OWR) an experimental physics reactor located at Los Alamos National Laboratory.
Omega (unit), global mean saturation state of aragonite in surface seawater

Technology

Omega (camera), a brand of cameras and enlargers
OMEGA Navigation System, the first worldwide radio navigation system
Omega (T_eX), a Unicode extension of the T_eX typesetting system
Omega drivers, third-party drivers for ATI and nVidia graphics cards
Ωmega interpreter, a strict pure functional programming language
Iomega, a brand of storage media
Omega SA, a luxury watch company currently owned by the Swatch Group

Fiction

Books

Omega (novel), a 2003 science fiction novel by Jack McDevitt
Omega (Harris novel), a 2000 novel by Christine Harris
Omega: The Last Days of the World, an 1894 science fiction novel by Camille Flammarion

Fictional characters from books

Omega, a character in the Maximum Ride book series

Film

Omega (film), a Greek film
Omega 13, a time-machine in the 1999 science fiction/comedy film Galaxy Quest that can send the user back in time thirteen seconds
Omega, the fictional government agency in the film True Lies

Fictional characters from films

The Omegas, a group of mutant outcasts in the 2006 film X-Men: The Last Stand

Television

Omega (Doctor Who audio), a Big Finish Productions audio drama based on Doctor Who
"Omega class destroyer", a fictional Earth starship from the Babylon 5 science-fiction series

Fictional characters from television

Omega (Doctor Who), a fictional character from the television series
Omega Ranger, a character from Power Rangers: S.P.D.
Omega, an alias of O'Malley, a character in Red vs. Blue
Kamen Rider Orga, a fictional character motif as (Ω)

Comics characters

Omega (comics), a comic book villain from the Legion of Super-Heroes
Omega the Unknown, a character in the Marvel Comics universe

Video games

Omega (1989 computer game), by Origin Systems

Video game characters

Genra, also known as Omega, the final boss of Dead or Alive 3
Omega, a recurring boss in the Final Fantasy series
Omega, a character in the Mega Man Zero series
E-123 Omega, a fictional character from the Sonic the Hedgehog series
Omega Metroids, the final evolution of the normal Metroid cycle from the game Metroid II: Return of Samus, also seen in Metroid Fusion
Omega Rugal, an enhanced, powered version of Rugal Bernstein, one of the final bosses of the The King of Fighters game series

Music

Omega (band), a Hungarian rock band
"Omega" (song), a song by Rebecca St. James
Omega Recording Studios, a recording school and studio located outside of Washington D.C.
Omega (singer), a Dominican merengue singer
Queen Omega (singer), a Trinidadian reggae singer
Omega, an album by the Finnish black metal band Azaghal
Omega (Asia album),
Omega (Alyson Avenue album)
"Omega", a song by Bruce Dickinson from his Accident of Birth album
Omega and the Mechanical Animals, a moniker adopted by Marilyn Manson during his late 90's glam era

Other uses

Omega (barque), the world's last cargo-carrying square-rigger sailing ship, sunk in 1958 off Peru
Omega (grape), another name for the Catawba grape
Omega Development Site, planned to be one of Europe's largest business parks, in Warrington, Cheshire
Omega Pharma, a Belgian pharmaceutical company
OMEGA Memorandum, a 1956 State Dept memorandum designed to marginalize Gamal Abdel Nasser
Organization of Modern Extreme Grappling Arts (OMEGA), a wrestling promotion owned by Matt and Jeff Hardy
Omega Training Group, company which provides support for defense-oriented programs