Noun lumbar plexus has 2 senses
  1. lumbar plexus, plexus lumbalis - a lymphatic plexus located along the lower portion of the aorta and iliac vessels
    --1 is a kind of plexus, rete
  2. lumbar plexus, plexus lumbalis - a plexus of nerves formed by the ventral branches of the first four lumbar nerves
    --2 is a kind of nerve plexus
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