octane
noun/ˈɑkteɪn/
Frequency rank: #12,036 of 20,003 in the WORDED list (wordfreq data)
Meaning
a hydrocarbon found in petroleum, used as a measure of fuel quality and resistance to knocking in engines.
Example sentence
Racing cars often run on high-octane fuel to boost engine performance.
Synonyms & related words
More words in ranks 12,001–12,100
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