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13.59.178.179

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1 definition found

From: WordNet (r) 2.0

 epithelial duct
      n : a bodily passage or tube lined with epithelial cells and
          conveying a secretion or other substance; "the tear duct
          was obstructed"; "the alimentary canal"; "poison is
          released through a channel in the snake's fangs" [syn: duct,
           canal, channel]