WordNet sense 1 (separated into parts or pieces):

divided

WordNet sense 2 (separated at the joint):

separated, dislocated

WordNet sense 3 (usually used of physical or mental injury to persons):

injured

WordNet sense 4 (lacking orderly continuity):

confused, disconnected, disordered, garbled, illogical, scattered, unconnected

WordNet sense 5 (without logical or meaningful connection):

incoherent