Protective covering consisting, for example, of a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior

Usage examples of overlay.

Increased Zeeman-splitting means increases in the magnetic field strength around it and Papa overlays a magnetogram in vivid purples on top of the optical scenes.

There are craters everywhere, overlaid circles of all sizes, some barely visible in a surface gardened by billions of years of micrometeorite impact.

Others were much older, little more than circular scars overlaid by younger basins and worn down, presumably by a billion years of micrometeorite rain.

She was in her room, but the portion in front of her was overlaid with a hazy image of another time.

On the wide boulevards, the surrounding buildings and the busy streets gave back muddled images overlaid with hundreds of others.

There was a hubbub of conversation, which was normal, but this overlaid a churning current of excitement.

The grave mound was fresh and neatly overlaid with stonesa simple grave such as the hermit would have wantedand already tender green shoots of new grass could be seen poking up between the rocks.

She held her staff in one gloved hand, and a black mask overlaid her features.

He moved his hands over to the right, and they sank into the embroidered tapestry that overlaid the rich wooden panels.

They were straight, and overlaid in a pleasing pattern that while itself unmoving, nevertheless suggested movement.

The cords overlaid the young man in partial blast armor, bleeding heavily from a cut across his forehead.

There was a roar from the crowd, overlaid with whistling and table-banging.

They heard the clicking of scissors and the humming of clippers, overlaid with the voices, supposedly, of the trio of men standing frozen behind each of the chairs.

It was instantly obvious that the wretched man was in the last stages of exhaustion, overlaid with terror that had robbed him of all his senses.

The bloodstains remained, but the character of them was changed, so they looked no more recent than-or different from-the countless grease and oil spots that overlaid one another along the entire length of the platform.