
1) Big dipper 2) Roller coaster
Found on
https://www.crosswordclues.com/clue/hypercoaster

A hypercoaster or megacoaster according to Intamin can mean one of two things: Or, more narrowly: Out and back steel coasters smaller than 200 feet in both height and drop such as Steel Eel at SeaWorld San Antonio have sometimes been erroneously referred to as hypercoasters. ==History== The world`s first hypercoaster was Magnum XL-200 by Cedar Po....
Found on
http://en.wikipedia.org/wiki/Hypercoaster
noun 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
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.