amtrac Hear it!

amtrac definition

☆ am·trac (am′trak′)

noun

a small amphibious vehicle with tractor treads, used in sea-to-shore operations in WWII

Etymology: am(phibious) + trac(tor)

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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