noun
- Similar to but smaller than the finback whale.
- synonyms: Balaenoptera borealis
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). sei whale. Retrieved September 20, 2026, from http://smartdefine.org/sei_whale/definitions/1197873 |
| Chicago | WordNet. 2010. "sei whale" http://smartdefine.org/sei_whale/definitions/1197873 (accessed September 20, 2026). |
| Harvard | WordNet 2010, sei whale, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/sei_whale/definitions/1197873>. |
| MLA | WordNet. "sei whale" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/sei_whale/definitions/1197873> |