Periphery

Periphery or Peripheral may refer to:

• Periphery (band), American progressive metal band
• Periphery (album), released in 2010 by Periphery
• Periphery, a group of political entities in BattleTech, a wargaming franchise
• Periphery countries, the least developed countries in world systems theory
• Periphery (France), statistical area designating a commuter belt around an urban unit
• Periphery, all of the body outside of the central nervous system
• Peripherally selective drug, a drug with a primary mechanism of action outside of the central nervous system
• Peripheral nervous system, the part of the nervous system outside of the central nervous system
• Peripheral, an external device attached to a computer
• The Peripheral, a 2014 novel by William Gibson
• Peripheral, an alternate mathematical term for boundary parallel in manifold theory,
• Peripheral cycle, a mathematical term in graph theory
• Peripheral vision, a part of vision that occurs on the edges of the field of vision