a false physical appearance of the person when he/she was alive

Generic term to describe a deceased person or image appearing to the living. Animals and even inanimate objects, like buildings, can also be ghosts.

Ghost was a comic book superhero published by Dark Horse Comics. The character appeared in a number of specials and monthly titles that chronicled the "after-life" of Elisa Cameron and her attempts to regain her lost memories as a result of her apparent death.

Ghost is a freeform rock/improvisation group formed in Tokyo, Japan, in 1984.

Ghost is a supervillain from Marvel Comics. The first appearance of this character is in Iron Man #219.

Ghost is a Music Producer who primarily deals in British Hip Hop and has worked with the likes of Kashmere, Braintax, Asaviour as well as American artists such as Abstract Rude and Finale. He is well-known within the genre for making very musical and often melancholic music which sometimes appears to have taken many influences from numerous forms of Jazz and Synth based music. Ghost is also regarded within the British Hip Hop community as one of the best contemporary artists making beats.

Ghost is the debut album by the Japanese band Ghost. It was originally released in 1990 and reissued by Drag City Records in 1997. The song Sun is Tangging also appeared on the compilation Tokyo Flashback Vol. 2 (1992).