antiknocking

adjective

Meaning

Preventing or reducing the premature, explosive combustion of fuel in an internal combustion engine.

Examples

  • The refinery added chemicals to improve the antiknocking properties of the gasoline.
  • Engineers designed the new piston head to enhance antiknocking performance under high pressure.

Synonyms: anti-pinging, detonation-resistant, octane-boosting, anti-detonant