research octane number
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English[edit]
Noun[edit]
research octane number (plural research octane numbers)
- An octane number, used by the American Society for Testing and Materials to estimate the antiknock characteristics of a fuel at low engine speeds
Synonyms[edit]
- RON (abbreviation)
Hypernyms[edit]
Coordinate terms[edit]
- motor octane number (MON)
- anti-knock index (AKI)
Derived terms[edit]
- RON (abbreviation)