‖n. [ NL., fr. Gr. myelo`s marrow. ] (Anat.) The spinal cord. (Sometimes abbrev. to myel.) [ 1913 Webster ]
a. (Anat.) Of or pertaining to the myelon; as, the myelonal, or spinal, nerves. [ 1913 Webster ]
‖n. pl. [ NL., fr. Gr. myelo`s + ney^ron a nerve. ] (Zool.) The Vertebrata. [ 1913 Webster ]