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Meaning of retardation


1 definition found

From WordNet (r) 3.0 (2006) [wn]:

  retardation
      n 1: a decrease in rate of change; "the deceleration of the arms
           race" [syn: {deceleration}, {slowing}, {retardation}] [ant:
           {acceleration}]
      2: the extent to which something is delayed or held back
      3: any agent that retards or delays or hinders; "flame-
         retardant" [syn: {retardant}, {retardent}, {retardation}]
      4: lack of normal development of intellectual capacities [syn:
         {retardation}, {mental retardation}, {backwardness},
         {slowness}, {subnormality}]
      5: the act of slowing down or falling behind [syn: {slowdown},
         {lag}, {retardation}]


WordNet ® Princeton University. http://wordnet.princeton.edu

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