Source : Webster's Revised Unabridged Dictionary (1913)

Sequestrator \Seq"ues*tra`tor\, n. [L., one that hinders or
   impedes.] (Law)
      (a) One who sequesters property, or takes the possession
          of it for a time, to satisfy a demand out of its rents
          or profits.
      (b) One to whom the keeping of sequestered property is
          committed.