- In biology, regeneration is the ability to recreate lost or damaged tissues, organs and limbs.
- In Christian theology, regeneration is the process by which men are given new hearts; that is, the process by which they are born again.
- In electronics, the term means a regenerative circuit (or self-regenerative circuit) allowing a signal to be amplified many times.
- In telecommunication, the term regeneration has the following meanings:
- In inner-city development, regeneration or renewal is the improving of a poor or run-down area by a programme of investment in areas such as infrastructure or housing.
- In science fiction, regeneration is associated with:
- the Doctor Who mythology. When the role's original actor William Hartnell left the series due to decreasing health, rather than replace him with a lookalike, it was decided to introduce the idea that the Doctor has a certain number of lives, thus the extreme contrasts between the various actors playing the role. There have already been ten actors to play the role, with David Tennant being the latest; the show's mythology allows for twelve regenerations per Time Lord, for a total of 13 Doctors.
- the Star Trek series, where species like the Changelings and the Borg regularly need to enter a process of regeneration in order to be able to function.
- Logan's Run: in order to maintain a constant population, people reaching a certain age were sent to a "regeneration" ceremony, that was actually euthanasia.
- In Stirling engines, regeneration is the cycling of heat between the working gas and the regenerator, typically a mass of metal fiber.
- Regeneration is a novel by Pat Barker.
- Regeneration was a 1915 movie.
- Regeneration is a 1977 record album by Roy Orbison. .
- Regenerate is a fictitious product based on the T-Virus, made by the Umbrella Corporation as a skin care product. It is the teaser to the film Resident Evil: Apocalypse. See: Resident Evil's Regenerate
de:Regeneration
nl:regeneratie
