switchback
switch|back /sw'ɪtʃbæk/ (switchbacks)
1 [N-COUNT] oft N n
A switchback is a road which rises and falls sharply many times, or a sharp rise and fall in a road. (BRIT)
...a dizzy bus ride over a switchback road.
2 [N-COUNT]
A switchback is a road which goes up a steep hill in a series of sharp bends, or a sharp bend in a road. (AM)
1 [N-COUNT] oft N n
A switchback is a road which rises and falls sharply many times, or a sharp rise and fall in a road. (BRIT)
...a dizzy bus ride over a switchback road.
2 [N-COUNT]
A switchback is a road which goes up a steep hill in a series of sharp bends, or a sharp bend in a road. (AM)