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Synonyms
op·er·ate (ŏṕə-rāt́)

[Latin operārī, operāt-, from opera, work.]

verb: -at·ed, -at·ing, -ates. 

intransitive verb 

  1. To perform a function; work: The motor operates smoothly.
  2. To perform surgery.
    1. To exert an influence: forces operating on the economy.
    2. To produce a desired or proper effect: a drug that operates quickly.
  4. To carry on a military or naval action or campaign.
  5. Informal To conduct business in an irregular or devious manner: drug dealers operating in residential and urban areas.

transitive verb 

  1. To control the functioning of; run: operate a sewing machine.
  2. To conduct the affairs of; manage: operate a business.