Periduraladjective
(anatomy) Around the dura mater.
Epiduraladjective
(anatomy) Situated on or outside the dura mater.
Epiduralnoun
(medicine) An injection of anaesthetic into the epidural space of the spine, especially associated with pain relief during childbirth.
Epiduralnoun
regional anesthesia resulting from injection of an anesthetic into the epidural space of the spinal cord; sensation is lost in the abdominal and genital and pelvic areas; used in childbirth and gynecological surgery
Epiduraladjective
on or outside the dura mater