noun
: one of the five pairs of the spinal nerves of the lumbar region in man one of which passes out below each lumbar vertebra and the upper four of which unite by connecting branches into a lumbar plexus
noun
: one of the five pairs of the spinal nerves of the lumbar region in man one of which passes out below each lumbar vertebra and the upper four of which unite by connecting branches into a lumbar plexus
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012