petrolicadj.

1873 W. D. Howells Chance Acquaintance xii. 230 ‘It's better even than the water from the old chain-pump in the back yard at Eriecreek, though it has n't so fine a flavor of lubricating oil in it.’ The faint chill that touched Mr. Arbuton at the mention of Eriecreek and its petrolic associations was transient.

1902 Autocar 19 July 69/1 The Swiss War Office have..[provided] for the purchase of an automobile for the petrolic instruction of army officers.

1939 W. J. Hale Farmward March ix. 121 The arguments advanced by petrolic sympathizers against the use of alcohol-gasoline blends as superior motor fuel for the internal combustion motor.

1983 Internat. Jrnl. Middle East Stud. 15 274 The intrusion of World War II in Iran interrupted the process whereby a system of petrolic despotism—that is, a despotic system of political economy primarily based on the state's receipt and disbursement of the oil revenues—could have developed.

2000 M. J. Watts in C. Zerner People, Plants, & Justice i. 28 The Ogoni were angry because they could neither afford the cars nor use the roads, which were the icons of petrolic success.

2002 Jrnl. Offshore Mech. & Arctic Engin. 124 14 Campos Basin..is the most important petrolic basin in Brazil where tens of drilling platforms are located.

1899 T. C. Allbutt et al. Syst. Med. VIII. 497 Recipe, spirits of wine 200 grammes; petrolic ether, 5 grammes.

1924 Science 14 Mar. 243/2 Powder of Saponaria leaves..was extracted 6 hours with petrolic ether.

1949 Jrnl. Amer. Chem. Soc. 71 2588/1 After several washings with petrolic ether, the product was recrystallized five times from 80% ethanol.