dissever \dih-SEV-uhr\, verb:
to separate or part; sever
When Plato projected his ideal Republic, he made definite provisions for a class of warriors. Thus one of the most imaginatively creative men who ever lived, and the father of Utopias, could not dissever himself sufficiently from his age even to speculate upon a civilization which transcended war.
-- Robert F. Wagner, The Ideal Industrial Start, New York Times, 5/9/1937