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Verb: retard  ri'taa(r)d
  1. Cause to move more slowly or operate at a slower rate
    "This drug will retard your heart rate"
     
  2. Be delayed
     
  3. Slow the growth or development of
    "The brain damage will retard the child's language development";
    - check, delay
     
  4. Lose velocity; move more slowly
    - decelerate, slow, slow down, slow up
Noun: retard  ri'taa(r)d
Usage: offensive
  1. A person of subnormal intelligence
    - idiot, imbecile, cretin, moron, changeling, half-wit, eejit [UK, Ireland, dialect], thicko

Derived forms: retarding, retards, retarded

Type of: alter, be, change, decelerate, decrease, diminish, fall, lessen, modify, simple, simpleton, slow down

Encyclopedia: Retard