If I go, I will bring a salad. “If,” however, is the 'operative word', since I am not sure that I can go.
The factory must pass inspection before it becomes 'operative'.
The telephone system is now fully 'operative'.
(..) of the federal government. You're lucky I'm not wasting you. Well, little fella, let me put it this way. The operative word here would be "federal." I'm now ordering you to release... all pertinent information concerning Teresa Banks, both while living and deceased. (..)1992 Twin Peaks: Fire Walk with Me