5 examples of invoker in sentences

I had the invoker directly in front of me, and soon began to find his eyes, which glittered through the small holes in his hood, affecting me in a curious way.

Then the invoker got up and extinguished the light in the hall, so that no glimmer might come through the slit under the door.

The invoker appeared to be gradually increasing in power, and I began to feel as if a tide of darkness was pouring from him and concentrating itself about me; and now too I noticed that the man on my left hand had passed into a death-like trance.

But what if the experiment failed, and these colossal powers ran amok upon the worldand upon the invokers?

Words are merely invokers of ideassymbols of ideas.

5 examples of  invoker  in sentences