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Meaning of protobinary | Babel Free

Adjective CEFR C1

Definitions

Describing a system that is evolving into a binary star.

not-comparable

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

protobiological protobiontic protobiotic protobranchiate protocanonical protocapitalist