pistachio

noun

Etymology: From Italian pistacchio (1590s), from Latin pistācium (“pistachio”), from Ancient Greek πιστάκιον (pistákion), from πιστάκη (pistákē, “pistachio tree”), of Iranian origin. Compare Middle English pistace (from Middle French pistace, pistache), Northern Kurdish pisteq, Persian پسته (peste), Middle Persian pstk' (pistag, “pistachio nut”), Old Armenian պիստակ (pistak) (from Iranian), Arabic فُسْتُق (fustuq), Turkish fıstık.

1. A deciduous tree (Pistacia vera) grown in parts of Asia for its drupaceous fruit.
2. The nutlike fruit of this tree.

   “We topped ours with pistachio and mint, but this pudding is typically decorated with aromatic jasmine blossoms, a floral nod to summer’s end.”

3. A pale green colour, like that of a pistachio seed.