a tall hickory tree, Carya illinoinensis, of the southern U.S. and Mexico, cultivated for its oval, smooth-shelled, edible nuts: the state tree of Texas.
2.
a nut of this tree.
Origin: 1765–75, Americanism; < Mississippi Valley F pacane < Illinois pakani < Proto-Algonquian *paka⋅n- nut (deriv. of *pake⋅- crack nuts)
A deciduous tree (Carya illinoinensis) of the central and southern United States, having deeply furrowed bark, pinnately compound leaves, and edible nuts.
The smooth, thin-shelled oval nut of this tree.
[North American French pacane, from Illinois pakani.]
1712, paccan "the pecan tree," or a related hickory, from Fr. pacane, from Algonquian (cf. Cree pakan "hard-shelled nut," Ojibwa bagaan, Abnaki pagann).