octane rating

1. 1.

   a measure of the antiknock properties of gasoline

   Synonymsoctane number

   Broadermeasure

Questions about octane rating

What does octane rating mean?

octane rating means "a measure of the antiknock properties of gasoline".

What is another word for octane rating?

Close synonyms include octane number. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is octane rating a common word?

octane rating is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.