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any of a large class of substances typically unctuous, viscous, combustible, liquid at ordinary temperatures, and soluble in ether or alcohol but not in water: used for anointing, perfuming, lubricating, illuminating, heating, etc.
a substance of this or similar consistency.
refined or crude petroleum.
Informal. unctuous hypocrisy; flattery.
an oilskin garment.
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Source: Dictionary.com
oil | Define oil at Dictionary.com
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Oil - definition of oil by The Free Dictionary


Any of numerous mineral, vegetable, or synthetic substances or animal or vegetable fats that are generally slippery, combustible, viscous, liquid or liquefiable at ...

What is oil? definition and meaning - BusinessDictionary.com


Definition of oil: A hydrocarbon liquid substance that is greasy to the touch and is formed by natural resources or the breakdown of fats. Oil comes in many forms ...

Schlumberger Oilfield Glossary: The Oilfield Glossary


... Curve Mnemonic Dictionary · Schlumberger Excellence in Education Development (SEED) ... The Oilfield Glossary: Where the Oil Field Meets the Dictionary ...

Oil - Merriam-Webster's Learner's Dictionary


Definition of oil written for English Language Learners from the Merriam-Webster Learner's Dictionary with audio pronunciations, usage examples, and ...

Oil - Definition and Meaning, Bible Dictionary - Bible Study Tools


Oil Definition and meaning from Bible Dictionary. OIL oil (shemen; elaion): 1.

drilling rig - Visual Dictionary Online


oil click to hear. Flammable, relatively viscous oily liquid that is used as an energy source; it is made up of various hydrocarbons resulting from the ...

A Dictionary for the Oil and Gas Industry, 2nd ed. :: Petroleum ...


A best-selling resource for all industry personnel. This helpful reference contains over 12,000 definitions of terms used in petroleum geology, exploration, drilling ...

Dictionary of Oil, Gas, and Petrochemical Processing - CRC Press ...


Dictionary of Oil, Gas, and Petrochemical Processing. Alireza Bahadori, Chikezie Nwaoha, Malcolm William Clark. Paperback $89.21 ...

Petroleum (L. petroleum, from early 15c. "petroleum, rock oil" (mid-14c. in Anglo- French), from Medieval Latin petroleum, from Latin: petra: "rock" + oleum: "oil".) ... More »
Helpful Resources

Oil | Definition of Oil by Merriam-Webster


Thesaurus: All synonyms and antonyms for "oil" Medical Dictionary: Definition of " oil" Spanish Central: Translation of "oil" Nglish: Translation of "oil" for Spanish ...

oil Definition in the Cambridge English Dictionary


oil definition, meaning, what is oil: petroleum (= the black oil obtained from under the earth's surface from which petrol…. Learn more.

Oil dictionary definition | oil defined - YourDictionary


This olive oil can be used in salads. Licensed from iStockPhoto. noun. Oil is a slippery liquid that comes from minerals as well as animal and vegetable fat.

oil - definition of oil in English from the Oxford dictionary


A viscous liquid derived from petroleum, especially for use as a fuel .... Meaning, pronunciation and example sentences, English to English reference content.

Urban Dictionary: oil


Unfortunately for us, the geologists, analysts, mathematicians, and former oil- company employees have all repeatedly come up with proof that our oil supply will ...