source area

For example, soft shadows can be rendered by distributing shadow rays over the light source area.

Heroin from each of the four source areas is available in Chicago to varying degrees.

In the woods are the source area and upper reaches of the Sellbek.

The source area from which an idea, crop, artifact, or good is diffused to other areas.

The source area is situated at the northern edge of the Eifel.

The lake is in the source area of the Wieprza river.

The minerals contained are very diverse indicating a broad source area.

Major earthquakes in Chile generally occur in a small number of source areas.

The source area for this fan has been calculated as about 10,000 km.

The lavas of which they are built appear to come from three separate source areas.