Noah Webster's Dictionary (n.) The nut of the Pistacia vera, a tree of the order Anacardiaceae, containing a kernel of a pale greenish color, which has a pleasant taste, resembling that of the almond, and yields an oil of agreeable taste and odor; -- called also pistachio nut. It is wholesome and nutritive. The tree grows in Arabia, Persia, Syria, and Sicily.

Multi-Version Concordance Pistachio (1 Occurrence) Genesis 43:11 Their father, Israel, said to them, "If it must be so, then do this. Take from the choice fruits of the land in your bags, and carry down a present for the man, a little balm, a little honey, spices and myrrh, nuts, and almonds; (See NAS RSV NIV)