Pistacia \Pis*ta"ci*a\, n. [NL. See Pistachio.]

(Bot.) The name of a genus of trees, including the tree which bears the pistachio, the Mediterranean mastic tree (Pistacia Lentiscus), and the species (P. Terebinthus) which yields Chian or Cyprus turpentine.

Source: Webster's Revised Unabridged Dictionary (1913)