the most important or interesting work or activity in a specific area or field | a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body |
a judicial proceeding brought by one party against another; one party prosecutes another for a wrong done or for protection of a right or for prevention of a wrong | (mathematics) calculation by mathematical methods |
something done (usually as opposed to something said) | activity by a military or naval force (as a maneuver or campaign) |
a military engagement | a planned activity involving many people performing various actions |
an act by a government body or supranational organization | a process or series of acts especially of a practical or mechanical nature involved in a particular form of work |
the operating part that transmits power to a mechanism | a business especially one run on a large scale |
In firearms terminology, the mechanism that handles the ammunition (loads, locks, fires, and extracts the cartridges). | the activity of operating something (a machine or business etc.) |
the trait of being active and energetic and forceful | (psychology) the performance of some composite cognitive activity; an operation that affects mental contents |
the series of events that form a plot | (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction) |
a process existing in or produced by nature (rather than by the intent of human beings) | process or manner of functioning or operating |
the state of being active | the state of being in effect or being operative |