Arts, entertainment and media

* ''Operation'' (game), a battery-operated board game that challenges dexterity *

Operation (music) Operation or Operations may refer to: Arts, entertainment and media * Operation (game), ''Operation'' (game), a battery-operated board game that challenges dexterity * Operation (music), a term used in musical set theory * Operations (magazine), ...

, 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 M.D., formerly The Operation, a Canadian garage rock band * "Operation", a song by Relient K from ''

The Creepy EP ''The'' is a grammatical article in English, denoting nouns that are already or about to be mentioned, under discussion, implied or otherwise presumed familiar to listeners, readers, or speakers. It is the definite article in English. ''The' ...

'', 2001

Television

Episodes

* "The Operation", ''Sky Dancers'' episode 27 (1996) * "The Operation", ''The Golden Girls'' season 1, episode 18 (1986) * "The Operation", ''You're Only Young Twice'' (1997) series 2, episode 8 (1978)

Shows

* ''The Operation'' (1992–1998), a reality television series from TLC

Business

Manufacturing operations Manufacturing is the creation or Production (economics), production of goods with the help of equipment, Work (human activity), labor, machines, tools, and Chemical process, chemical or biological processing or formulation. It is the essence ...

, 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 Combined may refer to: * Alpine combined (skiing), the combination of slalom and downhill skiing as a single event ** Super combined (skiing) * Nordic combined (skiing), the combination of cross country skiing and ski jumping as a single event * T ...

, 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 Sting may refer to: * Stinger or sting, a structure of an animal to inject venom, or the injury produced by a stinger * Irritating hairs or prickles of a stinging plant, or the plant itself Fictional characters and entities * Sting (Middle-earth) ...

, an operation designed to catch a person committing a crime, by means of deception

Science and technology

Inference Inferences are steps in logical reasoning, moving from premises to logical consequences. Inference is traditionally divided into deduction and induction, a distinction that dates at least to Aristotle (300s BC). A third type of 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 In logic, mathematics, and computer science, arity () is the number of arguments or operands taken by a function, operation or relation. In mathematics, arity may also be called rank, but this word can have many other meanings. In logic and ...

, number of arguments or operands that the function takes **

Binary operation Binary may refer to: Science and technology Mathematics * Binary number, a representation of numbers using only two values (0 and 1) for each digit * Binary function, a function that takes two arguments * Binary operation, a mathematical oper ...

, calculation that combines two elements of the set to produce another element of the set **

Graph operations Graph may refer to: Mathematics *Graph (discrete mathematics), a structure made of vertices and edges **Graph theory, the study of such graphs and their properties *Graph (topology), a topological space resembling a graph in the sense of discrete ...

, produce new graphs from initial ones **

Modulo operation In computing and mathematics, the modulo operation returns the remainder or signed remainder of a Division (mathematics), division, after one number is divided by another, the latter being called the ''modular arithmetic, modulus'' of the operatio ...

, 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 Unary may refer to: *Unary numeral system, the simplest numeral system to represent natural numbers *Unary function, a function that takes one argument; in computer science, a unary operator is a subset of unary function *Unary operation, a kind of ...

, an operation with only one operand *

Rail transport operations Rail or rails may refer to: Rail transport *Rail transport and related matters *Railway track or railway lines, the running surface of a railway Arts and media Film *Rails (film), ''Rails'' (film), a 1929 Italian film by Mario Camerini *Rail (196 ...

, the control of a rail system * Scientific operation * Surgical operation, or surgery, in medicine *

Unit operation Unit may refer to: General measurement * Unit of measurement, a definite magnitude of a physical quantity, defined and adopted by convention or by law **International System of Units (SI), modern form of the metric system **English units of meas ...

, 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