pə̇ˈstashēə, -tāsh- noun
Etymology: New Latin, from Greek pistakē the pistachio tree
1. capitalized : a small genus of trees (family Anacardiaceae) native to southern Europe, Asia, and No. America having simple or pinnate leaves, small dioecious apetalous flowers, and drupaceous fruits — see mastic tree , pistachio , terebinth
2. -s : any tree of the genus Pistacia