[pi-stash-ee-oh, -stah-shee-oh] 
| 1. | the nut of a Eurasian tree, Pistacia vera, of the cashew family, containing an edible, greenish kernel. |
| 2. | the kernel itself, used for flavoring. |
| 3. | the tree itself. |
| 4. | pistachio nut flavor. |
| 5. | pistachio green. |
[pi-stash] , pistachio nut (for defs. 1, 2).