from The Century Dictionary.

  • noun In zoology, a name given to certain horny passages for air in the abdomen of some aquatic insects.
  • noun Nautical, a small iron tube filled with water and hung in a coal-box in the coal-bunkers of a steamship as a means of ascertaining the temperature of the coal.
  • noun The tube of an atmospheric railway, as the pneumatic tube (which see, under tube).


Sorry, no etymologies found.



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