Caterpillar
Caterpillar
(also ˈCaterpillar ˌtrack) noun [countable] trademark

a metal belt made of short connected pieces that is fastened over the wheels of a heavy vehicle to help it to move over soft ground:
a Caterpillar tractor (=a vehicle fitted with this belt)
Caterpillar
(also ˈCaterpillar ˌtrack) noun [countable] trademark
a metal belt made of short connected pieces that is fastened over the wheels of a heavy vehicle to help it to move over soft ground:
