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Meaning of anti-knock index | Babel Free

Noun CEFR B2

Definitions

A measurement of a fuel's ability to resist detonation, or engine knocking.

CEFR level

B2

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

See also

anti-leadership Anti-Lebanon anti-liberal anti-lifer anti-male anti-marketeer