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octane Definition

oc·tane (äktān′)

noun

an oily alkane, CH, occurring in petroleum, or any of a group of isomers of this substance

Etymology: oct- + -ane

octane Usage Examples

Preposition: of

  • fuel: No harmful compounds of benzine or lead result form combustion simply because they are not added to enhance the octane of the fuel.

Converse of object

  • use: SUITABILITY CODE MEANING R Refer to Volvo dealer before using 95 octane unleaded gasoline.
  • increase: Ethanol is most commonly used to increase octane and improve the emissions quality of gasoline.

Adjective modifier

  • high: With high octane racing fuel further gains can be realized at wide open throttle.
  • low: Skimming the head also increases the compression ratio and to avoid detonation with low octane fuel a low compression piston is used.

Modifies a noun

  • booster: About half of current ethanol use, however is as an octane booster in regular gasoline.
  • rating: All gas pumps must post the octane rating of the gas under the FTC's Fuel Rating Rule.
  • la: High octane las in new york city even at people.
  • gasoline: These were used, along with 100 octane gasoline cans filled with sand, to build gun emplacements.
  • fuel: It's for such a high octane fuel very dense to help protect the engine in the NOS face.
  • number: These shorter chains are often branched, which gives them a higher octane number.

Noun used with modifier

  • fuel: Detonation is generally caused by excessive heat, excessive cylinder pressure, improper ignition timing, inadequate fuel octane or a combination of these.
  • ozone: Rather like the Ozone Octane in this respect, it needs to be " under-steered " and demands a sensitive pilot.

Browse dictionary entries near octane

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  9. octachord
  10. octa-
  1. octanoic acid
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