However, the majority of the fusion tends to occur in microchannels formed in areas of minimum electric potential seen as visible "rays" penetrating the core.

Because its shiny surface the large balloon-like satellite was also reflective of visible light rays, Echo 1A was visible to the naked eye over most of the Earth.

The nature of Primal Light is analyzed in terms of visible rays, invisible rays, sparks and flames, which are constantly working.

Up darted her arms; the starry galaxies of her eyes danced madly, shot forth visible rays.

Typically, visible rays have a higher albedo than the surrounding surface.

It responded to the visible rays and produced an electrical effect.

He knew they gave off both visible and invisible rays.

The aliens themselves were shorter than men, and their helmet openings were coated with a filtering material to cut off visible and ultraviolet rays which to them would be lethal.

It is due to the brain's capacity to make use of the information conveyed to it by a narrow band of visible light rays.

They can also keep your house cooler in the summer by blocking the sun's visible rays, thus preventing heat gain.