Wherever they crop up, the tumors usually are dark brown or black, slightly raised, with irregular edges.

This irregular edge is trimmed in a trimming die.

What remains of the rim forms a rounded, somewhat irregular edge to the crater depression.

The rim of Mercurius is circular, with a somewhat irregular edge.

Her first product is a line of agate drink coasters with irregular edges.

The rim is circular but has a somewhat irregular edge.

However, the vitreous base may have an irregular posterior edge.

It's all music on the edge, and what a broad and irregular edge it is.

Each was fairly large, but all had irregular and jagged edges.

Shapes sometimes seem to be influenced by nature and have irregular edges that make each minuscule variation important.