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We found 49 dictionaries with English definitions that include the word petroleum: Click on the first link on a line below to go directly to a page where "petroleum" is defined. General (31 matching dictionaries) petroleum: American Heritage Dictionary of the English Language [home, info] petroleum: Collins English Dictionary [home, info] petroleum: Vocabulary.com [home, info] petroleum: Macmillan Dictionary [home, info] petroleum: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Petroleum, petroleum: Wordnik [home, info] petroleum: Cambridge Advanced Learner's Dictionary [home, info] Petroleum: Wiktionary [home, info] petroleum: Compact Oxford English Dictionary [home, info] petroleum: Webster's New World College Dictionary, 4th Ed. [home, info] petroleum: The Wordsmyth English Dictionary-Thesaurus [home, info] petroleum: Infoplease Dictionary [home, info] petroleum: Dictionary.com [home, info] petroleum: Online Etymology Dictionary [home, info] petroleum: UltraLingua English Dictionary [home, info] petroleum: Cambridge Dictionary of American English [home, info] Petroleum (disambiguation), Petroleum: Wikipedia, the Free Encyclopedia [home, info] Petroleum: Online Plain Text English Dictionary [home, info] petroleum: Webster's Revised Unabridged, 1913 Edition [home, info] petroleum: Rhymezone [home, info] Petroleum: AllWords.com Multi-Lingual Dictionary [home, info] petroleum: Webster's 1828 Dictionary [home, info] Petroleum: Encarta® Online Encyclopedia, North American Edition [home, info] petroleum: Free Dictionary [home, info] petroleum: Mnemonic Dictionary [home, info] petroleum: WordNet 1.7 Vocabulary Helper [home, info] petroleum: LookWAYup Translating Dictionary/Thesaurus [home, info] petroleum: Dictionary/thesaurus [home, info] petroleum: Wikimedia Commons US English Pronunciations [home, info] Art (2 matching dictionaries) Petroleum: Health & Beauty Glossary [home, info] Petroleum: Natural Magick [home, info] Business (3 matching dictionaries) petroleum: INVESTORWORDS [home, info] Petroleum: Energy Dictionary [home, info] petroleum: BusinessDictionary.com [home, info] Computing (1 matching dictionary) petroleum: Encyclopedia [home, info] Medicine (3 matching dictionaries) Petroleum: Medical Dictionary [home, info] petroleum: online medical dictionary [home, info] petroleum: Medical dictionary [home, info] Science (1 matching dictionary) Slang (1 matching dictionary) Petroleum: Urban Dictionary [home, info] Tech (7 matching dictionaries) Petroleum: AUTOMOTIVE TERMS [home, info] PETROLEUM, Petroleum: Energy Terms [home, info] Petroleum: Glossary of Terms on Engines and Emissions [home, info] Petroleum: Explosives [home, info] Petroleum: Beauty & Health Glossary [home, info] petroleum: Schlumberger Oilfield Glossary [home, info] petroleum: Oil and Gas Well Drilling and Servicing eTool [home, info]

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (petroleum) ▸ noun:  a dark oil consisting mainly of hydrocarbons ▸ Word origin