Verb
1. evoke or call forth, with or as if by magic;
"raise the specter of unemployment""he conjured wild birds in the air""stir a disturbance""call down the spirits from the mountain"2. cite as an authority; resort to;
"He invoked the law that would save him""I appealed to the law of 1900""She invoked an ancient law"3. request earnestly (something from somebody); ask for aid or protection;
"appeal to somebody for help""Invoke God in times of trouble"