op·er·a·tion /ˌɑpəˈreʃən/ 名詞
運算; 操作; 作業; 動作; 運算指令; 操作指令 OP; OPER
作業 操作 運算
1. The act or process of operating; agency; the exertion of power, physical, mechanical, or moral.
The pain and sickness caused by manna are the effects of its operation on the stomach. --Locke.
Speculative painting, without the assistance of manual operation, can never attain to perfection. --Dryden.
2. The method of working; mode of action.
3. That which is operated or accomplished; an effect brought about in accordance with a definite plan; as, military or naval operations.
4. Effect produced; influence. [Obs.]
The bards . . . had great operation on the vulgar. --Fuller.
5. Math. Something to be done; some transformation to be made upon quantities or mathematical objects, the transformation being indicated either by rules or symbols.
6. Surg. 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.
Calculus of operations. See under Calculus.
n 1: a business especially one run on a large scale; "a
large-scale farming operation"; "a multinational
operation"; "they paid taxes on every stage of the
operation"; "they had to consolidate their operations"
2: a planned activity involving many people performing various
actions; "they organized a rescue operation"; "the biggest
police operation in French history"; "running a restaurant
is quite an operation"; "consolidate the companies various
3: a process or series of acts especially of a practical or
mechanical nature involved in a particular form of work;
"the operations in building a house"; "certain machine
tool operations" [syn: procedure]
4: the state of being in effect or being operative; "that rule
is no longer in operation"
5: a medical procedure involving an incision with instruments;
performed to repair damage or arrest disease in a living
body; "they will schedule the operation as soon as an
operating room is available"; "he died while undergoing
surgery" [syn: surgery, surgical operation, surgical
procedure, surgical process]
6: activity by a military or naval force (as a maneuver or
campaign); "it was a joint operation of the navy and air
force" [syn: military operation]
7: (computer science) data processing in which the result is
completely specified by a rule (especially the processing
that results from a single instruction); "it can perform
millions of operations per second"
8: process or manner of functioning or operating; "the power of
its engine determine its operation"; "the plane's
operation in high winds"; "they compared the cooking
performance of each oven"; "the jet's performance
conformed to high standards" [syn: functioning, performance]
9: (mathematics) calculation by mathematical methods; "the
problems at the end of the chapter demonstrated the
mathematical processes involved in the derivation"; "they
were learning the basic operations of arithmetic" [syn: mathematical
process, mathematical operation]
10: (psychology) the performance of some composite cognitive
activity; an operation that affects mental contents; "the
process of thinking"; "the cognitive operation of
remembering" [syn: process, cognitive process, mental
process, cognitive operation]
11: the activity of operating something (a machine or business
etc.); "her smooth operation of the vehicle gave us a
surprisingly comfortable ride"