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Meaning of masterstroke

mas•ter•stroke

Pronunciation: (mas'tur-strōk", mä'stur-), [key]
— n.
  1. a masterly action or achievement; an extremely skillful or effective action: War was avoided by a masterstroke of diplomacy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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