单词 | controller |
释义 | controller —controllership, n. /keuhn troh"leuhr/, n. 1. an employee, often an officer, of a business firm who checks expenditures, finances, etc.; comptroller. 2. a person who regulates, directs, or restrains. 3. Brit. Aeron. a dispatcher. 4. a regulating mechanism; governor. 5. Also called control unit, processor. Computers. the key component of a peripheral device, as a terminal, printer, or external storage unit, that contains the circuitry necessary to interpret and execute instructions fed into the device. [1350-1400; ME countrollour < AF countrero(u)llour, MF contrerolleur, equiv. to contrerolle duplicate roll (see CONTROL) + -eur, -our < L -or- -OR2 or -ator- -ATOR] |
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