How to use "invisible" in a sentence

His dark clothes were almost invisible in the shadows, and his face shone softly in the fading light

One wall was invisible - all you could see was a huge 3D hologram advertising Pod Life.

"Well, they'd be invisible

Indeed the feeling of invisible and dangerous companionship was growing stronger as the room grew colder.

Elliot shook the machine harder than he had done the last time, then harder still, but it continued to repeat the two-word message in the voice of the country singer, as if an invisible hand were holding the pick-up stylus or laser-disc reader firmly in place.

The rear windows were blank, black; a sentry might be standing behind any of them, invisible in the darkness.

Jack Morgan, the pilot, glanced at George Alexander and said, "This will be hairy." He was wearing night-vision goggles, and his eyes were invisible.

Then flashes of bright fire came from the men, and I realized that the Martians were using some kind of invisible ray

This flaming death, this invisible sword of heat, was sweeping round quickly and steadily

Everyone stood still, stopped by the sudden sound of battle, near us but invisible to us.