Meaning of subnormal

sub•nor•mal

Pronunciation: (sub-nôr'mul), [key]
— adj.
  1. below the normal; less than or inferior to the normal: a subnormal amount of rain.
  2. being less than average in any psychological trait, as intelligence, personality, or emotional adjustment.
—n.
  1. a subnormal person.
  2. that part of the x-axis of a curve cut off between the ordinate and a normal.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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