octane number

noun

A measure of the antiknock properties of an automobile fuel.

Similar
octane rating
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Meanings

nounoctane number (plural octane numbers)

plural octane numbers

  1. A measure of the antiknock properties of an automobile fuel.

    Synonyms: octane rating

Synonyms & antonyms

nounA measure of the antiknock properties of an automobile fuel.

Similar
octane rating

More synonyms by meaning

nouna measure of the antiknock properties of gasoline

Similar
octane rating
Broader
measurequantityamount
Also see
octane rating

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Danish oktantal
  • oktantalmeasure of the antiknock properties of an automobile fuel
Finnish oktaaniluku
  • oktaanilukumeasure of the antiknock properties of an automobile fuel
French indice d'octane
  • indice d'octanemeasure of the antiknock properties of an automobile fuel
German Oktanzahl
  • Oktanzahlmeasure of the antiknock properties of an automobile fuel
Hungarian oktánszám
  • oktánszámmeasure of the antiknock properties of an automobile fuel
Italian numero di ottano
  • numero di ottanomeasure of the antiknock properties of an automobile fuel
Persian عدد اکتان
  • عدد اکتان ('adad-e oktân)measure of the antiknock properties of an automobile fuel
Polish liczba oktanowa
  • liczba oktanowameasure of the antiknock properties of an automobile fuel
Portuguese octanagem
  • octanagemmeasure of the antiknock properties of an automobile fuel
Romanian cifră octanică
  • cifră octanicămeasure of the antiknock properties of an automobile fuel
Spanish octanaje, índice de octano
  • octanajemeasure of the antiknock properties of an automobile fuel
  • índice de octanomeasure of the antiknock properties of an automobile fuel
Swedish oktantal, oktan
  • oktantalmeasure of the antiknock properties of an automobile fuel
  • oktanmeasure of the antiknock properties of an automobile fuel
Cite this entry
APA

octane number. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/octane%20number

MLA

“octane number.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/octane%20number. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “octane number,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/octane%20number.

Source: octane number on Wiktionary, CC BY-SA 4.0.