Omega (disambiguation)

**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** could also mean:

## Alphabet 
* Omega (Cyrillic), the Cyrillic counterpart of Greek omega.

## Mathematics 
* Lambert W function, also known as the omega function.
* Omega constant, a specific value derived from Lambert's W function.
* Chaitin's constant, or Halting Probability, written as Ω.

## Science 
* Omega loop, a protein motif
* Omega-3 fatty acid
* Omega-6 fatty acid
* Omega-9 fatty acid
* Omega particle, a subatomic particle
* Omega, in sociobiology, the lowest rank in a dominance hierarchy
* In cosmology, the density parameter

## Technology 
* Omega (camera), a brand of cameras and enlargers
* OMEGA Navigation System, the first worldwide radio navigation system
* Omega SA, a Swiss watch company
* Omega (TeX), a Unicode extension of the TeX typesetting system
* Omega drivers, third-party drivers for ATI and nVidia graphics cards

## Military 
* OMEGA, a Latvian special operations unit

## Philosophy 
* Omega point, an idea in philosophy (eschatology) advanced by Pierre Teilhard de Chardin

## Places in the United States 
* Omega, Georgia
* Omega, Oklahoma
* Omega D.C., a gay bar in Washington, D.C.

## Automobiles 
* Opel Omega, a car model by Opel/Vauxhall
* Oldsmobile Omega, another General Motors car, mechanically unrelated to the above

## People 
* Kenny Omega, ring name of Canadian professional wrestler Tyson Smith (born 1983)

## Fiction 
* Omega (*Doctor Who*), a fictional character from the television series
* *Omega (*Doctor Who* audio)*, a Big Finish Productions audio drama based on *Doctor Who*
* The Omega Directive, an episode of *Star Trek: Voyager*
* Omega Ranger, a character from *Power Rangers: S.P.D.*
* *The Omega Man*, a 1971 science fiction film
* Omega, an alias of O'Malley, a character in *Red vs. Blue*
* *Omegamon* and *Omegamon X*, the Japanese names for the *Digimon* characters, Omnimon, as well as his X-Antibody counterpart, Omnimon X
* *Doctor Omega*, a 1906 science fiction novel by Arnould Galopin
* *Omega (novel)*, a science fiction novel by Jack McDevitt
* A character in the Maximum Ride series.
* The Omega Lock in Transformers Cybertron.
* *Omega* (film), a Greek thriller, directed by Vasilis Blioumis

### Comic books 
* Omega Red, a comic book supervillain in the Marvel Comics universe
* Omega-level mutant, the most powerful Marvel Comics mutants
* Omega (comics), a comic book villain from the Legion of Super-Heroes
* *Omega Men*, a DC Comics superhero group
* *Omega the Unknown*, a 1970s Marvel Comics series created by Steve Gerber

### Video games 
* Omega (1987 computer game), a Roguelike game
* Omega (1989 computer game), a game by Origin Systems
* Omega (Dead or Alive), the final boss of *Dead or Alive 3*
* Omega (Final Fantasy), a recurring boss in the *Final Fantasy* series
* E-123 Omega, a character in the *Sonic the Hedgehog* series
* Omega, one of the main antagonists and the final boss of *Mega Man Zero 3*
* Omega is the pseudonym used by Naoki Maeda for the song "MAX300" from DDRMAX: Dance Dance Revolution 6thMIX

## Music 
* (Omega) y su Mambo Violento, a Dominican musical group
* Omēga and the Mechanical Animals, a fictitious rock band portrayed by Marilyn Manson on their album *Mechanical Animals*
* Omega (band), a Hungarian rock band
* *Omega No. 5*, an album by Scaterd Few
* Omega (song), a song by Rebecca St. James
* Deathspell Omega, a French black metal band
* The Omega Rising, an album by Profundi, a Swedish black metal band
* Omega Recording Studios, a recording school and studio located outside of Washington D.C.

## Other uses 
* Omega (cider), a strong white cider
* Omega Psi Phi, African American fraternity and member of the National Pan-Hellenic Council
* Organization of Modern Extreme Grappling Arts (OMEGA), a wrestling promotion owned by Matt and Jeff Hardy
* Omega Development Site, planned to be one of Europe's largest business parks, in Warrington, Cheshire