Which is the name for a broken bone?
A broken bone is often called a "fracture" or "bone fracture".
Some examples from the Wikipedia entry on bone fracture.
* Complete Fracture- A fracture in which bone fragments separate
completely. * Incomplete Fracture- A fracture in which the bone
fragments are still partially joined. * Linear Fracture- A fracture
that is parallel to the bone's long axis. * Transverse Fracture- A
fracture that is at a right angle to the bone's long axis. *
Oblique Fracture- A fracture that is diagonal to a bone's long
axis. * Compression Fracture-A fracture that usually occurs in the
vertebrae. * Spiral Fracture- A fracture where at least one part of
the bone has been twisted. * Comminuted Fracture- A fracture
causing many fragments. * Compacted Fracture- A fracture caused
when bone fragments are driven into each other * Open Fracture- A
fracture when the bone reaches the skin * Bug fracture- A fracture
when the bone is in place, but the fracture has the appearance of a
crushed insect.