Threshold
From Wikipedia, the free encyclopedia
Threshold may refer to:
In fiction:
- Threshold (Doctor Who), organization of Gallifreyan/Human origin in Doctor Who comic strips
- Threshold (fictional planet), the planet around which the ringworld Halo orbits in the video game Halo
- Threshold (comics), comic book character from Wildstorm
- Threshold (novel), a 1985 science fiction novel by David R. Palmer
- Threshold, a 2001 science fiction novel by Caitlín R. Kiernan
In music:
- Threshold (band), progressive metal band from England
- Threshold (HammerFall album), album from the band HammerFall
In science:
- Action potential threshold, point of the membrane potential curve at which action potential is initiated
- Lasing threshold, the minimum power level in optics at which a laser starts to operate
- Sensory threshold, one of the nine aspects of temperament in psychology
- Threshold cryptosystem, cryptosystem in cryptography
- Threshold energy, the minimum kinetic energy a pair of traveling particles must have when they collide in particle physics
- Threshold Limit Value, the reasonable level to which a worker can be exposed to a chemical substance without adverse health effects
In television:
- "Threshold" (Stargate SG-1), episode of the science fiction television series Stargate SG-1
- Threshold (TV series), science-fiction television series that began airing in 2005 on CBS and now airs on the Sci-Fi Channel
- "Threshold" (Voyager episode), episode in Star Trek: Voyager
In other fields:
- Displaced threshold, runway threshold located at a point other than the physical beginning or end of the runway
- Election threshold, the minimal amount of votes necessary to win representation in an election
- Threshold RPG, text-based roleplaying MUD game
