anti-knock index

noun

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

Similar
AKI
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Meanings

nounanti-knock index (plural anti-knock indexes)

plural anti-knock indexes

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

    Synonyms: AKI

Synonyms & antonyms

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

Similar
AKI
Cite this entry
APA

anti-knock index. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/anti-knock%20index

MLA

“anti-knock index.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/anti-knock%20index. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “anti-knock index,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/anti-knock%20index.

Source: anti-knock index on Wiktionary, CC BY-SA 4.0.