Turn out on to a lightly floured work surface and shape into a 23cm round disc.

A nutating disc flow meter has a round disc mounted on a spindle in a cylindrical chamber.

In out-of-focus areas, each point of light becomes an image of the aperture, generally a more or less round disc.

It has a round disc, sometimes lobed between the rays, flat, coriaceous and smooth.

It consists of a round disc representing the sun surrounded by numerous rays, usually wavy or alternating wavy and straight, and sometimes showing the features of a human face.