| 单词 | operative |
| 释义 | operative —operatively, adv. —operativeness, operativity /op'euhr euh tiv"i tee/, n. /op"euhr euh tiv, op"reuh tiv, op"euh ray'tiv/, n. 1. a person engaged, employed, or skilled in some branch of work, esp. productive or industrial work; worker. 2. a detective. 3. a secret agent; spy. adj. 4. operating, or exerting force, power, or influence. 5. having force; being in effect or operation: laws operative in this city. 6. effective or efficacious. 7. engaged in, concerned with, or pertaining to work or productive activity. 8. significant; key: The operative word in that sentence is "sometimes." 9. Med. concerned with, involving, or pertaining to surgical operations. [1590-1600; < MF operatif < L operat(us) (see OPERATE) + MF -if -IVE] Syn. 1. workman, factory hand. 2. investigator, agent. 6. effectual, serviceable. |
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