1. 
[syn: asynchronism, asynchrony, desynchronization, desynchronisation, desynchronizing]
The Collaborative International Dictionary of English v.0.48:
asynchronism \asynchronism\ n.
   1. 1 the relation that exists when things occur at unrelated
      times.
   Syn: asynchrony, desynchronization, desynchronisation,
        desynchronizing.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
asynchronism
    n 1: the relation that exists when things occur at unrelated
         times; "the stimulus produced a desynchronizing of the
         brain waves" [syn: asynchronism, asynchrony,
         desynchronization, desynchronisation,
         desynchronizing] [ant: synchroneity, synchronicity,
         synchronisation, synchronism, synchronization,
         synchronizing, synchrony]