roller coaster
English Thesaurus
1. elevated railway in an amusement park (usually with sharp curves and steep inclines) (noun.artifact)
hypernym | : | ride, |
definition | : | a mechanical device that you ride for amusement or excitement (noun.artifact) |
hyponym | : | hypercoaster, |
definition | : | a roller coaster that goes up 200 feet or higher and can catapult riders from 0 to 70 mph in 4 seconds by motors originally designed to launch rockets (noun.artifact) |
2. anything characterized by abrupt and extreme changes (especially up and down) (noun.state)
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