During the early years of the program, the program was poorly defined.

The border between the terms is vague and poorly defined.

However, for most populations, even the area occupied is poorly defined.

The total was higher than average, although many of them were poorly defined and had little thunderstorm activity.

A number of important active sites are still poorly defined.

Time and space are poorly defined in the dim light.

The relationship between the executive and legislative branches are poorly defined.

As such it is poorly defined and may be revised in the future.

To complete a trial on time, for example, they may resort to using increasingly poorly defined groups of patients.

Poorly defined secondary sexual characteristics in both men and women.