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Rareoctane number
The correct spelling is octane number.
How to pronounce octane number
noun
Say it like: Oct-ane- nu-mbe-r
The correct spelling is octane number. A measure of the antiknock properties of an automobile fuel; isooctane having an octane number of 100, a fuel with the same antiknock properties as a mixture of 90% isooctane an…
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Definition
noun
- 1.A measure of the antiknock properties of an automobile fuel; isooctane having an octane number of 100, a fuel with the same antiknock properties as a mixture of 90% isooctane and 10% heptane having an octane number of 90.
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