Noun: heptane 'hep,teyn
- A colourless volatile highly flammable liquid obtained from petroleum and used as an anaesthetic or a solvent or in determining octane ratings
"Heptane is commonly used as a reference fuel in octane rating tests"
Derived forms: heptanes
Type of: alkane, alkane series, methane series, paraffin, paraffin series
Encyclopedia: Heptane