Splinter

splinter
1. To split or rend into long, thin pieces; to shiver; as, the lightning splinters a tree. After splintering their lances, they wheeled about, and . . . Abandoned the field to the enemy. (Prescott)
2. To fasten or confine with splinters, or splints, as a broken limb.
Origin: Cf. LG. Splittern, splinteren. See Splint, Split.
A thin piece split or rent off lengthwise, as from wood, bone, or other solid substance; a thin piece; a sliver; as, splinters of a ship’s mast rent off by a shot. Splinter bar. A crossbar in a coach, which supports the springs. The bar to which the traces are attached; a roller bolt; a whiffletree.
See: Splinter, or splint.