Search Result for "disequilibrium": 
Wordnet 3.0

NOUN (1)

1. loss of equilibrium attributable to an unstable situation in which some forces outweigh others; 



WordNet (r) 3.0 (2006):

disequilibrium
    n 1: loss of equilibrium attributable to an unstable situation
         in which some forces outweigh others [ant: equilibrium]