What does spinal anaesthesia mean?
• SPINAL ANAESTHESIA (noun) The noun SPINAL ANAESTHESIA has 1 sense: 1. 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 Familiarity information: SPINAL ANAESTHESIA used as a noun is very rare.