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Meaning of ringworld | Babel Free

Noun CEFR B2

Definitions

An artificial megastructure in space, consisting of a rotating ring encircling a star and having an inhabitable inner surface with gravity produced through centripetal force.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

Ringworm Ringwould Ringwould with Kingsdown ringwraith ringxiety ringy

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