or half·track

[ haf-trak, hahf- ]
/ ˈhæfˌtræk, ˈhɑf- /


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 especially on military vehicles.
a motor vehicle with rear driving wheels on caterpillar treads.
Military. an armored vehicle equipped with half-tracks.


Fend Off Sciolism With This Word Of The Day Quiz
Are you the Cinderella of this week’s quiz? Test your memory on the words and definitions from March 23–29.
Question 1 of 7

Origin of half-track

First recorded in 1925–30


half-tracked, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for half-track

  • There were times when even the half-track had to crawl or it would overturn.

    The Invaders|William Fitzgerald Jenkins
  • The tractor towed a half-track platform on which there were a crane and a very considerable lead-coated bin with a top.

    Space Platform|Murray Leinster

British Dictionary definitions for half-track



a vehicle with caterpillar tracks on the wheels that supply motive power only

Derived forms of half-track

half-tracked, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012