roller_coaster | ||
1. | [ noun ] anything characterized by abrupt and extreme changes (especially up and down) | |
Examples: | "the economy has been on a roller coaster all year" |
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Related terms: | turbulence | |
2. | [ noun ] (transportation,business) elevated railway in an amusement park (usually with sharp curves and steep inclines) | |
Synonyms: | chute-the-chute big_dipper | |
Related terms: | ride el hypercoaster | |
Similar spelling: |
roller-skater roller_skate roller_skating |