= naphtha, n. 1.

Liquid petroleum, esp. of a thin, volatile kind. Also figurative. Now literary and poetic.

In full paraffin oil. An oily, flammable liquid mixture of hydrocarbons similarly obtained by distillation and used as fuel; esp. = kerosene, n.…

A mixture of liquid hydrocarbons, a commercial product of the distillation of petroleum; obtained also from coal and bituminous shale, and…

= octene, n.

naphtha and oil obtained by the destructive distillation of bituminous shale.

(originally) oil or naphtha obtained from coal; (in later use) (North American) oil refined from petroleum, shale, etc.; kerosene; petroleum…

Originally: a light fuel oil made by the fractional distillation of petroleum, used for heating and lighting (cf. gas oil n. at gas, n.1 adj.compo…

Chemistry. Any of a series of saturated hydrocarbons (alkanes) with the formula C8H18; esp. (also n-octane) the unbranched isomer, CH3(CH2)6CH3…

Any of a series of liquid alkenes with the formula C8H16; esp. (also 1-octene) the isomer CH2=CH(CH2)5CH3. Also called octylene.

Any of a series of liquid alkynes having the formula C8H14.

Gasoline, petrol.

fuel that is a liquid, now esp. as used in rocketry.

A light fuel oil made by distilling petroleum and used in internal-combustion engines, esp. in motor vehicles. Cf. gasoline, n.

In Russia: a viscous liquid left as a residue after the distillation of petroleum, used as a fuel oil and coarse lubricant. Cf. astatki, n.

(a) hydroelectric power, or the flowing water giving rise to this (cf. white coal, n. 3) (now rare); (b) unleaded petrol.

a petroleum fraction used as fuel in diesel engines.

Petrol, esp. as contrasted with aviation fuel. Cf. gas, n.2

Petrol. to step on the juice: to accelerate a motor engine. slang.

Originally and chiefly U.S. Air Force slang. Fuel. Chiefly in to put on the sauce: to increase the flow of fuel to an engine in order to…

Designating fuel of a grade suitable for producing mechanical power, as power alcohol, power kerosene, etc.

Petrol to which has been added a small proportion of oil, used as a combined fuel and lubricant in some two-stroke engines; = mixture, n. 12…

U.S. Petrol containing an additive consisting primarily of tetraethyl lead as an anti-knock agent; frequently attributive. Also: the additive…

An explosive device which uses liquid oxygen as an oxidant (see quot. 1946).

= kerosene, n.

2,2,4-Trimethylpentane, (CH3)3C·CH2·CH(CH3)·CH3, a colourless liquid hydrocarbon which is used in aviation fuels and as a solvent and which, because…

Chiefly U.S. High-octane fuel.

= high-octane, n. Now rare.

The proprietary name of liquefied gas (largely butane) supplied under pressure in containers for domestic use, etc.; usually Calor gas. Also attrib…

the unbranded petrol available as a ration in Britain during and just after the Second World War (1939–45).

High-octane or top-grade petrol.

= pool petrol n. at compounds 3.

Diesel oil for road vehicles. Also attributive.

The end product of the Platforming process.

Petrol to which has been added a small proportion of oil, used as a combined fuel and lubricant in some two-stroke engines. Also called petroil.

Also elliptical, fuel for diesel engines, diesel oil.

A proprietary name for: a liquefied mixture of methyl acetylene and other hydrocarbon gases which is used as a fuel, esp. in blowtorches.

A motor fuel consisting of a mixture of petrol and either ethanol or methanol.

A grade of unleaded petrol with an octane rating higher than that of ordinary unleaded petrol, achieved by the addition of aromatic hydrocarbons.

synthetic oil.

jet fuel derived from synthetic crude oil (syncrude).

A biofuel used as an alternative to, or blended with diesel, and typically made from vegetable oils or animal fats; spec. rape methyl ester. Cf. bioet…

An emulsion of bitumen in water, which may be used as a fuel in electric power generation.