cog railway(redirected from cog railways)
Also found in: Thesaurus, Encyclopedia.
A railway designed to operate on steep slopes and having a locomotive with a center cogwheel that engages with a cogged center rail to provide traction. Also called rack railway.
cog railway(ˈkɒɡˌweɪ) or
(Railways) chiefly US other terms for rack railway
a railroad having locomotives with a cogged center driving wheel engaging with a cogged rail to provide traction for climbing steeper grades.
Switch to new thesaurus
|Noun||1.||cog railway - railway for steep mountains; a cogwheel on the locomotive engages cogs on a center rail to provide traction|