[1] : The Collaborative International Dictionary of English v.0.48

overcompensate \overcompensate\ v.
   to make excessive corrections for fear of making an error.

   syn: over-correct, compensate too much.
        wordnet 1.5

[2] : WordNet (r) 2.0

overcompensate
     v 1: make up for shortcomings or a feeling of inferiority by
          exaggerating good qualities; "he is compensating for
          being a bad father" syn: cover, compensate
     2: make excessive corrections for fear of making an error syn:
         over-correct
see also:
cover compensate over-correct 

Overcompensate >> O Words
Overcompensate, definition of term: Overcompensate
overcompensate_pag1.html