They made a rush for the irregular mass of rock which bore so strong a resemblance to the head of some gigantic man.

In the head was a large irregular mass shaped as dazzling hat.

Within the parenchyma is an irregular mass, white.

Over a period of time, they grow into large irregular masses that fill the nasal cavity.

They may be present as solitary, irregular masses on the skin.

X-rays were taken and showed an irregular mass in his lung.

The four nuclei crowd together at some distance from the end of the basidium to form an irregular mass (14).

There was only one continent, an irregular mass squatting at the top of the planet.

When this happens, the chocolate seizes or clumps together in an irregular, grainy mass.

This irregular mass was a fragment of something that once had been much greater.