purificator[pyo̵or′ə fi kāt′ər]
purificator definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a small linen cloth used in the Eucharist to wipe the chalice and to dry the celebrant's fingers and mouth
Origin: Midieval Latin
purificator definition by American Heritage Dictionary
A cloth used to clean the chalice after the celebration of the Eucharist.