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Look up decay in Wiktionary, the free dictionary.
Decay may refer to:
Science and technology
edit- Bit decay, in computing
- Decay time (fall time), in electronics
- Distance decay, in geography
- Software decay, in computing
Biology
edit- Decomposition of organic matter
- Mitochondrial decay, in genetics
- Tooth decay (dental caries), in dentistry
Physics
edit- Optical decay, in quantum physics
- Orbital decay, the process of prolonged reduction in the height of a satellite's orbit
- Particle decay
- Radioactive decay
Mathematics
editPsychology and sociology
edit- Decay theory, in psychology and memory
- Social decay (decadence), in sociology
- Urban decay, in sociology
Entertainment
edit- Network decay (channel drift), in television programming
- Decay (DC Comics), a comic book character
- Half-Life: Decay, a 2001 video game add-on
- Deekay, a Danish production team
- Decay (professional wrestling), a professional wrestling stable in TNA Wrestling
Film
edit- Decay (2012 film), a 2012 zombie film set at the Large Hadron Collider
- Decay (2015 film), a 2015 American film
Music
edit- how quickly the sound drops to the sustain level after the initial peak, see ADSR envelope
- "Decay" (Ride song)
- "Decay" (Biohazard song)
- "Decay" (Sevendust song), 2013
- Decay Music, 1976 album by Michael Nyman
- In Decay, 2012 album by Com Truise
- The Years of Decay, 1989 album by Overkill (band)