revocator

from Bouvier's Law Dictionary, Revised 6th Ed (1856)
REVOCATOR. Recalled. This word is used when a judgment is annulled for an 
error in fact, the judgment is then said to be recalled, revocatur; and not 
reversed, which is the word used when a judgment is annulled for an error in 
law. Tidd's Pr. 1126. 
    

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