noun \pə-ˈsta-sh(ē-ˌ)ō, -ˈstä-\

: a small green nut

plural pis·ta·chios

Full Definition of PISTACHIO

:  a small Asian tree (Pistacia vera) of the cashew family whose drupaceous fruit contains a greenish edible seed; also :  its seed


Italian pistacchio, from Latin pistacium pistachio nut, from Greek pistakion, from pistakē pistachio tree, of Iranian origin; akin to Persian pistah pistachio tree
First Known Use: 1598


noun    (Concise Encyclopedia)

Any of nine species of aromatic trees and shrubs, some ornamental, that make up the genus Pistacia of the sumac (or cashew) family, native to Eurasia, with one species in southwestern North America and another in the Canary Islands. Commercial pistachio nuts are seeds from the fruit of P. vera. They have a pleasing, mild, resinous flavour and are used extensively as food and for yellowish green colouring in confections. The tree bears leaves with thick, wide, leathery, featherlike leaflets and small fruit in clusters.


Next Word in the Dictionary: pistachio nut
Previous Word in the Dictionary: pistache
All Words Near: pistachio

Seen & Heard

What made you want to look up pistachio? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More