You searched for: “petroleum
petroleum (s) (noun), petroleums (pl)
A naturally occurring liquid mixture of complex hydrocarbon compounds that yields combustible fuels, petrochemicals, and lubricants upon distillation: Petroleum is usually found in deposits beneath the earth's surface and thought to have originated from plant and animal remains of the geologic past.

Petroleum is by far the most widely used fuel source in the industrialized world and it is also used in many industrial products, such as plastics, synthetic fibers, and drugs.

This entry is located in the following units: oleo-, ole-, -oleic, ol- (page 3) petro-, petr-, petri-, peter- (page 4)
(Greek > Latin: volatile petroleum derivative; containing, or derived from the coal-tar derivative naphthol)