We found 12 dictionaries that define the word residual oil:

General (9 matching dictionaries)

1. residual oil: Merriam-Webster
2. residual oil: American Heritage Dictionary of the English Language
3. residual oil: Vocabulary.com
4. residual oil: Dictionary.com
5. Residual oil: Wikipedia, the Free Encyclopedia
6. residual oil: Rhymezone
7. residual oil: FreeDictionary.org
8. residual oil: Mnemonic Dictionary
9. residual oil: TheFreeDictionary.com

Computing (2 matching dictionaries)

10. residual oil, Residual oil: Encyclopedia

Tech (1 matching dictionary)

11. Schlumberger Oilfield Glossary (No longer online)

(Note: See residual_oils as well.)

Definitions from Wikipedia (Residual oil) ▸ noun:  oil found in low concentrations naturally or in exhausted oil fields. Phrases: residual fuel oil, more... ▸ Words similar to residual oil ▸ Usage examples for residual oil ▸ Idioms related to residual oil ▸ Wikipedia articles (New!) ▸ Words that often appear near residual oil ▸ Rhymes of residual oil ▸ Invented words related to residual oil