1TTR a raised circular area where three or more roads join together and which cars must drive around [= traffic circle American English]
Turn left at the first roundabout. ➔ mini-roundabout
Turn left at the first roundabout.2DLO a round structure for children to play on in a park. Children sit on it while someone pushes it around and around [= merry-go-round American English]
3DLO a merry-go-round

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