These variations, they argue, exist even among a group, the mentally retarded, who are in general more likely to suffer from such deficiencies.

The motivation for their deeper study came in the 1960s from well known deficiencies of the usual topological category.

The French Army suffered from serious technical deficiencies with its tanks.

Still, serious dangers may stem from simple deficiencies.

Proposed change is whenever possible shown to arise from identified deficiencies.

She said some of the administrative problems resulted from accounting deficiencies left by the previous Controller.

Work to renovate the building, which was suffering from structural deficiencies and other problems, began in the fall of 2006.

Skin disease may result from deficiencies in immune system function.

Regions that have just emerged from a state of low economic development usually suffer from serious deficiencies in their infrastructure.

Murphy was among those who thought that societal problems like alcoholism, drug abuse and crime resulted from mental deficiencies.