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Meaning of binary quasar | Babel Free

Noun CEFR B2

Definitions

A pair of quasars which gravitationally interact with each other, unlike a standard double quasar, which does not interact.

CEFR level

B2

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

See also

binary question binary relation binary search binary star binary star system binary system