Octane

//ˈɒkteɪn// noun

Definitions

Noun
  1. 1
    Any of the eighteen isomeric aliphatic hydrocarbons (C₈H₁₈) found in petroleum, especially an iso-octane 2,2,4 trimethyl-pentane; they are used as fuels and solvents.
  2. 2
    any isomeric saturated hydrocarbon found in petroleum and used as a fuel and solvent wordnet
  3. 3
    octane number

Etymology

From oct- + -ane.

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