antiknocking

An obsolete adjective describing a substance, typically added to fuel, that prevents or reduces engine knocking or pinging.

• 🌐صفة تصف مادة تُضاف عادة إلى الوقود لمنع أو تقليل الطرق أو الدق في المحرك.

1. Suppressing engine knock C2 formal technical

   Relating to a substance or property that reduces or eliminates the knocking sound in internal combustion engines caused by premature fuel ignition.

   • The fuel additive has antiknocking properties that improve engine performance.
   • Modern gasoline often contains antiknocking agents to prevent pinging.
   • Engineers developed a new antiknocking compound for high-performance vehicles.

   🌐مانع للطرق

   المرادفات: antiknock