octane

• Любой из различных изомерных насыщенных углеводородов, содержащихся в нефти, используемых в качестве топлива и растворителя.

Any of various isomeric saturated hydrocarbons found in petroleum, used as a fuel and solvent.

1. Chemical compoundC1formalscientific

   Any of several isomeric saturated hydrocarbons with the formula C8H18, found in petroleum and used as a fuel and solvent.

   Химическое соединение

   • Octane is a key component in gasoline.
   • The laboratory synthesized a pure sample of octane.
   • Different isomers of octane have varying combustion properties.

2. Fuel rating indicatorB2formaltechnical

   A measure of the performance of a fuel, specifically its ability to resist knocking during combustion.

   Октановое число

   • High-performance cars require fuel with a higher octane rating.
   • Using low octane fuel can cause engine knocking.
   • The octane number indicates the fuel's resistance to premature detonation.

   Synonymsoctane numberoctane rating