Octane number

noun

Word Frequency: 0.1

Definitions

1.nounA 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.

Synonyms

octane rating octane research octane number isooctane cetane number iso-octane iso-octanol isooctanol isocetane n-octane octyl trimethylpentane

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