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octane number

/ˈɒkteɪn ˈnʌmbə/

Traducción: Medida numérica de la resistencia de un combustible a la detonación en un motor, que indica su capacidad para comprimirse sin encenderse prematuramente en un motor de combustión interna.

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/ˈɒkteɪn ˈnʌmbə/C1formaltechnical
  • esMedida numérica de la resistencia de un combustible a la detonación en un motor, que indica su capacidad para comprimirse sin encenderse prematuramente en un motor de combustión interna.

A numerical measure of the resistance of a fuel to engine knocking or pinging, indicating the fuel's ability to compress without prematurely igniting in an internal combustion engine.

  1. Fuel ratingC1formal

    A standard measure of the performance of an engine or aviation fuel, indicating its resistance to knocking or pinging during combustion.

    esnúmero de octano

    • High-performance cars require fuel with a high octane number.
    • The octane number of regular gasoline is typically 87.
    • Using fuel with a low octane number can cause engine knocking.