In considering irregular appearances, there are certain very natural mistakes which must be avoided.

The common name comes from the irregular, mottled appearance of adult specimens.

Richman largely retired in the 1940s, although he made irregular appearances, including on television, into the 1950s.

This has given it an irregular but not unpleasing appearance.

One manner was through the irregular appearance of "Times Past" issues set in a different time period.

It is a complex feature with an irregular appearance.

This rebuilding thoroughly changed the irregular appearance of the castle to a more regular shape.

These in turn group together to form macronodules which are responsible for the skin's irregular, wrinkled appearance.

He then made irregular appearances for Somerset until 1909, playing more than a couple of matches only in the 1904 season.

A fourth class contains galaxies with an irregular appearance.