pi·as·ter also pi·as·tre (pē-ăstər, -ästər)
1. A unit of currency equal to 1/100 of the primary unit of currency in Egypt and various other countries of the Middle East.
2. Piece of eight.
[French piastre, from Italian piastra, thin metal plate, from Latin emplastrum, medical dressing; see PLASTER.]
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Indo-European & Semitic Roots Appendices
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