Bible Dictionaries
Traction Wheel

Webster's Dictionary

(1):

A smooth-rimmed friction wheel for giving motion to an endless link belt or the like.

(2):

A locomotive driving wheel which acts by friction adhesion to a smooth track.

Bibliography Information
Webster, Noah. Entry for 'Traction Wheel'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/traction-wheel.html. 1828.