octane number Meaning in Cambridge English Dictionary
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Meaning of "octane number" - English Dictionary

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octane numbernoun [C]

uk   us   (also octane rating)
a number showing the quality of petrol by representing how well and with how much power it can make an engine work
Translations of “octane number”
in Chinese (Traditional) 辛烷值…
in Chinese (Simplified) 辛烷值…
(Definition of octane number from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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