Splinter

1. To split or rend into long, thin pieces; to shiver; as, the lightning splinters a tree.
2. 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.
3. To become split into long pieces.
4. To fasten or confine with splinters, or splints, as a broken limb.