a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body | the act of combining things to form a new whole |
(mathematics) calculation by mathematical methods | the act of arranging elements into specified groups without regard to order |
activity by a military or naval force (as a maneuver or campaign) | a collection of things that have been combined; an assemblage of separate parts or qualities |
a planned activity involving many people performing various actions | a group of people (often temporary) having a common purpose |
a process or series of acts especially of a practical or mechanical nature involved in a particular form of work | a sequence of numbers or letters that opens a combination lock |
a business especially one run on a large scale | an alliance of people or corporations or countries for a special purpose (formerly to achieve some antisocial end but now for general political or economic purposes) |
the activity of operating something (a machine or business etc.) | a coordinated sequence of chess moves |
(psychology) the performance of some composite cognitive activity; an operation that affects mental contents | |
(computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction) | |
process or manner of functioning or operating | |
the state of being in effect or being operative | |