Operate

Part of speech: verb (v.)

1. To perform a work or labor; to exert power or strengh, 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. 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]

Part of speech: verb (v.)

1. To produce, as an effect; to cause. The same cause would operate a diminution of the value of stock. A. Hamilton.

2. To put into, or to continue in, operation or activity; to work; as, to operate a machine.