oil « Back to Glossary IndexA dark liquid fossil fuel derived from petroleum. Synonyms: petrol, gasolineRelated Articles: 15 Global Climate Change16 Energy and Mineral Resources5 Weathering, Erosion, and Sedimentary Rocks9 Crustal Deformation and Earthquakes11 Water« Back to Glossary Index Author: Chris Associate Professor, Salt Lake Community College, Salt Lake City, Utah View all posts by Chris