desynchronize

from WordNet (r) 3.0 (2006)

desynchronize
    v 1: cause to become desynchronized; cause to occur at unrelated
         times [syn: {desynchronize}, {desynchronise}] [ant: {sync},
         {synchronise}, {synchronize}]

from The Collaborative International Dictionary of English v.0.48

desynchronize \desynchronize\, v. t.
   to cause a process to occur at times or in cycles independent
   of another process.
   [PJC] desynchronization

[email protected]