A ghost is a supernatural entity usually thought to be the spirit of a person remaining on Earth after their death.
Ghost can also refer to:
Entertainment
Art
Games
- Ghost (game), a word game
- Ghost (chess), an amateur chess engine for the XBoard protocol
- Ghost, a vehicle from the video game Combat Evolved.
- Ghost Recon, a first-person shooter
- Ghost, a console third-person shooter video game taking place in the StarCraft universe. It derives its name from the Ghost special operations unit
- Ghost Game, a board game
- Ghost, an enemy in Pac-Man.
- Ghost (video games), an opponent whose fighting patterns are based on ghost data taken from a real player
- Super Ghouls and Ghosts, a platform game for the Super Nintendo Entertainment System
- Ghost Pokémon, a Pokémon type
- Ghost (Matrix character), the name of one of two main playable characters in the Enter the Matrix video game
- Ghost (Dungeons & Dragons), is an undead monster in the game
Film
- Ghost (film), a movie starring Demi Moore, Whoopi Goldberg, and Patrick Swayze
- Ghosts (Michael Jackson film), a forty-minute short film produced by Michael Jackson
- Ghost (Matrix character), a character in The Matrix Reloaded and The Matrix Revolutions
- Ghostbusters, a movie directed by Ivan Reitman, written by and starring Harold Ramis and Dan Aykroyd, also starring Bill Murray and Sigourney Weaver
- Ghost in the Shell, a Japanese science fiction manga created by Masamune Shirow and the motion picture by Mamoru Oshii based on it
Literature
Music
- Ghost note, a purposly unemphasized note in musical compositions
Groups
Compostions
Science
- Faddeev-Popov ghost, an auxiliary field which appears in quantum field theories involving redundancies of description, such as gauge theories
- Ghost (field theory), in field theory, a field whose kinetic term is of the wrong sign, and would thus detrimentally represent a particle of negative energy
- Ghosts are also a name for the structures that form when blood is submerged in water. The red blood cells explode, leaving small spheres of phospholipids. These are the "ghosts".
Technology
Religion
- Hungry ghost realm is one of the realms of samsaric existence in Buddhist belief
- The Holy Ghost is another name for the Holy Spirit in most variations of the Christian religion
History
Other
- Ghost, the name for a mind hosted/trapped into a computer by the mean of mind uploading. Resulting symbiotes are called ghosts computers or “ghostcomps”. These names had been popularized by David Pulver in his GURPS books, and more recently in the anime Ghost in the Shell, see Ghost in the Shell#Ghosts. See also: infomorph
- To ghost can also mean to stalk a group of people, capturing or killing them in swift hit and run attacks. An example of this can be seen in the movie Predator, where the alien Predator remains hidden as it stalks the soldiers through the forest, picking them off one by one in surprise attacks.
- Ghost, a person believed to be dead, officially or unofficially, when in fact they are not
- Ghost, a person who exhibits skills at stealth and stalking
- A ghost hit, when one inhales smoke from marijuana and holds it, so when he exhales there is no smoke
- Ghost, one possible English transliteration of the Urdu word for a type of lamb curry. See: Ghoust
Ghost | Ghost | ゴースト