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Meaning of pennyweight

pen•ny•weight

Pronunciation: (pen'ē-wāt"), [key]
— n.
  1. (in troy weight) a unit of 24 grains or of an ounce (1.555 grams). Abbr.: dwt, pwt
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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