Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to dentate ligaments: Filum terminale
Lateral extensions of the spinal pia mater between the nerve roots; they fuse with the arachnoid and dura mater, and hold the spinal cord in place in the dural sheath. They have a scalloped appearance as they pierce the arachnoid to attach to the dura mater at regular intervals.
See also: ligament
Medical Dictionary, © 2009 Farlex and Partners