physic nut physic nut /ˈfɪzɪk nʌt/

noun

1. Small tropical American tree yielding purple dye and a tanning extract and bearing physic nuts containing a purgative oil that is poisonous in large quantities  ( Jatropha curcus , physic nut )
   small tropical American tree yielding purple dye and a tanning extract and bearing physic nuts containing a purgative oil that is poisonous in large quantities