1. (

• spinal_anesthesia ,
• spinal_anaesthesia ,
• spinal

) anesthesia of the lower half of the body; caused by injury to the spinal cord or by injecting an anesthetic beneath the arachnoid membrane that surrounds the spinal cord ;

1. (

• spinal

) of or relating to the spine or spinal cord; "spinal cord"; "spinal injury" ;