Source : WordNet®

sequestration
     n 1: the act of segregating or sequestering; "sequestration of
          the jury" [syn: {segregation}] [ant: {integration}]
     2: the action of forming a chelate or other stable compound
        with an ion or atom or molecule so that it is no longer
        available for reactions
     3: a writ that authorizes the seizure of property
     4: seizing property that belongs to someone else and holding it
        until profits pay the demand for which it was seized [syn:
         {requisition}]