petroiln.
/ˈpɛtrɔɪl/, U.S. /ˈpɛˌtrɔɪl/ 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. Frequently attributive.
ΘΚΠ
society > occupation and work > materials > fuel > chemical fuel > [noun] > liquid
naphthec1384
naphtha1543
paraffin1851
kerosene1854
octylene1857
shale-oil1857
coal oil1859
gasoline1863
octane1867
octene1868
octyne1877
gas1878
liquid fuel1889
petrol1895
mazut1897
white fuel1901
diesel oil1905
autogas1908
juice1909
sauce1918
power kerosene1919
petroil1921
ethyl1923
lox1923
kero1930
isooctane1932
high-octane1933
hi-octane1933
Calor1936
pool petrol1939
super1939
pool1940
derv1948
platformate1949
mixture1952
diesel1953
Mapp gas1962
gasohol1971
super unleaded1975
synoil1976
synjet1979
biodiesel1986
Orimulsion1987
1921 Times 9 Apr. 10/6 (advt.) It mows..at the rate of 1,000 to 1,500 sq. yards in 20 minutes, at less than 2d. for Petroil, combining lubrication with fuel supply.
1959 Motor 21 Oct. 344/1 The petroil system of lubrication has been so refined that only one pint of oil need be added to each 5 gallons of petrol.
1967 P. E. Irving Two-stroke Power Units vii. 129 With crankcase compression, it is manifestly impossible to have large quantities of oil splashing around inside the engine... The most generally accepted way out of this situation is to dissolve a small amount of oil in the fuel, the resulting mixture being termed ‘petroil’ (in England, anyway).
1977 Good Motoring Oct. 8/1 Mixed a gallon of petroil to fill the tank of a two-stroke motor cycle.
1992 Evening Standard (Nexis) 25 June 58 Owners..can more or less forget the problem of the two-stroke ‘petroil’ mix, for the fuel system will have an extra tank from which oil..is added automatically to the unleaded petrol.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
<
n.1921