Look up operation in Wiktionary, the free dictionary.

Operation or Operations may refer to:

Arts, entertainment and media

• Operation (game), a battery-operated board game that challenges dexterity
• Operation (music), a term used in musical set theory
• Operations (magazine), Multi-Man Publishing's house organ for articles and discussion about its wargaming products
• The Operation (film), a 1973 British television film
• The Operation (1990), a crime, drama, TV movie starring Joe Penny, Lisa Hartman, and Jason Beghe
• The Operation (1992–1998), a reality television series from TLC
• The Operation M.D., formerly The Operation, a Canadian garage rock band
• "Operation", a song by Relient K from The Creepy EP, 2001

Business

• Business operations, the harvesting of value from assets owned by a business
• Manufacturing operations, operation of a facility
• Operations management, an area of management concerned with designing and controlling the process of production

Military and law enforcement

• Military operation, a military action (usually in a military campaign) using deployed forces
  • Black operation, or "Black op", an operation that may be outside of standard military protocol or against the law
  • Clandestine operation, an intelligence or military operation carried out so that the operation goes unnoticed
  • Combined operations, operations by forces of two or more allied nations
  • Covert operation, an operation which conceals the identity of the sponsor
  • Psychological operations, an operation consisting of psychological manipulations, tactics, and warfare
  • Special operations, military operations that are unconventional
• Operations (J3), third level of Nation Level Command Structure
• Operations (military staff), staff involved in planning operations
• Sting operation, an operation designed to catch a person committing a crime, by means of deception

Science and technology

• Inference, a step in reasoning
• Information technology operations
• Operation (mathematics), a calculation from zero or more input values (called operands) to an output value
  • Arity, number of arguments or operands that the function takes
  • Binary operation, calculation that combines two elements of the set to produce another element of the set
  • Graph operations, produce new graphs from initial ones
  • Modulo operation, operation finds the remainder after division of one number by another
  • Operations research, in British usage, application of advanced analytical methods to make better decisions
  • Unary operation, an operation with only one operand
• Rail transport operations, the control of a rail system
• Scientific operation
• Surgical operation, or surgery, in medicine
• Unit operation, a basic step in a chemical engineering process

Other uses

• Anomalous operation, in parapsychology, a term describing a broad category of purported paranormal effects
• Operation, a word which represents a grammatical relation (i.e., function) or instruction, rather than a term or name
• Operation of law, a legal term that indicates that a right or liability has been created for a party

See also

• List of military operations
• OP (disambiguation)
• Operations support system, used in the telecommunications industry
• Operations room, the tactical center providing processed information for command and control of an area of operations
• Operative (disambiguation)
• Operator (disambiguation)