noun[mass noun] Chemistry
A colourless flammable hydrocarbon of the alkane series, present in petroleum spirit.
- Chemical formula: C8H18; many isomers, especially the straight-chain isomer (n-octane). See also isooctane
- Carbon in its most reduced form is found in alkanes, which are typically fuels like methane, propane, and octane.
- Instead, new engines have been designed to run on lower octane gasoline, which is made of hydrocarbons that are resistant to knock.
- Four different solvent media were considered: octane, tetrahydrofuran, acetonitrile, and water.
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