Definition of Roller coaster

1. Noun. Anything characterized by abrupt and extreme changes (especially up and down). "The economy has been on a roller coaster all year"

Generic synonyms: Sturm Und Drang, Turbulence, Upheaval

2. Noun. Elevated railway in an amusement park (usually with sharp curves and steep inclines).
Exact synonyms: Big Dipper, Chute-the-chute
Generic synonyms: El, Elevated, Elevated Railroad, Elevated Railway, Overhead Railway, Ride
Specialized synonyms: Hypercoaster

Lexicographical Neighbors of Roller Coaster

rolled biscuit
rolled into one(p)
rolled oats
rolled out(p)
roller
roller
Roller's nucleus
roller-skater
rollers
roller bandage
roller bandage
roller bearing
roller bit
roller blade
roller blind
roller coaster (current term)
roller skate
roller skating
roller towel
Rolleston's rule
Rollet's stroma
rollick
rollicked
rollicking
rollickingly
rollicks
rollicky
rolling
rolling
rolling-pin

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