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Meaning of monorail

mon•o•rail

Pronunciation: (mon'u-rāl"), [key]
— n.
  1. a single rail functioning as a track for wheeled vehicles, as railroad or other cars, balanced upon or suspended from it.
  2. a railroad or other transportation system using such a rail.
  3. a vehicle traveling on such a rail.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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