noun
- A long and tall sand dune with a sharp crest; common in the Sahara. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). seif dune. Retrieved September 22, 2026, from http://smartdefine.org/seif_dune/definitions/1227433 |
| Chicago | WordNet. 2010. "seif dune" http://smartdefine.org/seif_dune/definitions/1227433 (accessed September 22, 2026). |
| Harvard | WordNet 2010, seif dune, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/seif_dune/definitions/1227433>. |
| MLA | WordNet. "seif dune" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/seif_dune/definitions/1227433> |