cog railway
noun
a railroad having locomotives with a cogged center driving wheel engaging with a cogged rail, to provide sufficient traction for climbing steeper grades than is possible with ordinary wheels.
Also called
rack railway.
Origin of cog railway
An Americanism dating back to 1895–1900
Words nearby cog railway
cofound,
cofounder,
cofunction,
cog,
cog in the wheel,
cog railway,
cog.,
cogan-reese syndrome,
cogency,
cogeneration,
cogent