operation

1. n. The act or process of operating; agency; the exertion of power, physical, mechanical, or moral. Source: opted

2. n. The method of working; mode of action. Source: opted

3. n. That which is operated or accomplished; an effect brought about in accordance with a definite plan; as, military or naval operations. Source: opted

4. n. Effect produced; influence. Source: opted

5. n. Something to be done; some transformation to be made upon quantities, the transformation being indicated either by rules or symbols. Source: opted

6. n. Any methodical action of the hand, or of the hand with instruments, on the human body, to produce a curative or remedial effect, as in amputation, etc. Source: opted

7. n. the state of being in effect or being operative Source: wordnet

8. n. a business especially one run on a large scale Source: wordnet

9. n. a planned activity involving many people performing various actions Source: wordnet

10. n. (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction) Source: wordnet

11. n. activity by a military or naval force (as a maneuver or campaign) Source: wordnet

12. n. a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body Source: wordnet

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