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Meaning of half-track

half-track

Pronunciation: (haf'trak", häf'-), [key]
— n.
  1. a caterpillar tread that runs over and under the rear or driving wheels of a vehicle but is not connected with the forward wheels: used esp. on military vehicles.
  2. a motor vehicle with rear driving wheels on caterpillar treads.
  3. an armored vehicle equipped with half-tracks.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.