noun
- Shale from which oil can be obtained by heating. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). oil shale. Retrieved September 21, 2026, from http://smartdefine.org/oil_shale/definitions/1249434 |
| Chicago | WordNet. 2010. "oil shale" http://smartdefine.org/oil_shale/definitions/1249434 (accessed September 21, 2026). |
| Harvard | WordNet 2010, oil shale, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/oil_shale/definitions/1249434>. |
| MLA | WordNet. "oil shale" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/oil_shale/definitions/1249434> |