| operation | the activity of operating something (a machine or business etc.) |
|---|---|
| operation | a planned activity involving many people performing various actions |
| operation | a process or series of acts especially of a practical or mechanical nature involved in a particular form of work |
| operation | a medical procedure involving an incision with instruments |
| operation | (mathematics) calculation by mathematical methods |
| operation | activity by a military or naval force (as a maneuver or campaign) |
| operation | a business especially one run on a large scale |
| operation | the performance of some composite cognitive activity |
| operation | (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction) |
| operation | process or manner of functioning or operating |
| operation | the state of being in effect or being operative |
| operation | the portion of a set of operation descriptions that specifies the operation to be performed |