subnormality

sub·nor·mal  (sb-nôrml)

adj.

Less than normal; below the average.

n.

One who is regarded as subnormal in some respect, such as in intelligence or coordination.

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subnor·mali·ty (-nôr-ml-t) n.

Thesaurus

Noun	1.	subnormality - the state of being less than normal (especially with respect to intelligence) abnormalcy, abnormality - an abnormal physical condition resulting from defective genes or developmental deficiencies
	2.	subnormality - lack of normal development of intellectual capacities backwardness, mental retardation, slowness, retardation stupidity - a poor ability to understand or to profit from experience mental defectiveness, abnormality - retardation sufficient to fall outside the normal range of intelligence mental deficiency, moronity - mild mental retardation amentia, idiocy - extreme mental retardation imbecility - retardation more severe than a moron but not as severe as an idiot