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perfumery
perfunctory
perfuse
Pergamum
pergola
perhaps
peri
peri-
perianth
periapsis
periapt
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peridot

per·i·dot [ pérrə dòt, pérrə dō ]


noun 
Definition:
 
green gemstone: a pale green or yellowish green semiprecious stone that is a transparent form of olivine. Use: gems.

[Early 18th century. < French]
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