spinal anesthesia

Từ điển WordNet v3.1 - WordNet Dictionary

noun

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
• Syn:
spinal anaesthesia, spinal
• Hypernyms:
regional anesthesia, regional anaesthesia
• Hyponyms:
saddle block anesthesia, saddle block anaesthesia