оперативный

Etymology
Perhaps +.

Adjective

 * 1) efficient, prompt, quick
 * 2)  operative, surgical
 * 3)  strategical, operation(s), operational
 * 4) operation(s)
 * 5)  operational
 * 1) operation(s)
 * 2)  operational
 * 1) operation(s)
 * 2)  operational
 * 1)  operational