| rock oil n. Chiefly British Petroleum. |
rock oil
n
(Chemistry / Elements & Compounds) another name for petroleum
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  rock oil - a dark oil consisting mainly of hydrocarbonsatomic number 6, carbon, C - an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds fossil fuel - fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content oil - a slippery or viscous liquid or liquefiable substance not miscible with water resid, residual oil - oil products that remain after petroleum has been distilled |
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