Op·er·ate v. i. [imp. & p. p. Operated p. pr. & vb. n. Operating.]
1. To perform a work or labor; to exert power or strength, physical or mechanical; to act.
2. To produce an appropriate physical effect; to issue in the result designed by nature; especially Med., to take appropriate effect on the human system.
3. To act or produce effect on the mind; to exert moral power or influence.
The virtues of private persons operate but on a few. --Atterbury.
A plain, convincing reason operates on the mind both of a learned and ignorant hearer as long as they live. --Swift.
4. Surg. To perform some manual act upon a human body in a methodical manner, and usually with instruments, with a view to restore soundness or health, as in amputation, lithotomy, etc.
5. To deal in stocks or any commodity with a view to speculative profits. [Brokers' Cant]