noun
- Lettuce with long dark-green spoon-shaped leaves.
- synonyms: romaine lettuce, Lactuca sativa longifolia
- Lettuce with long dark-green leaves in a loosely packed elongated head.
- synonyms: cos, romaine, romaine lettuce
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). cos lettuce. Retrieved September 20, 2026, from http://smartdefine.org/cos_lettuce/definitions/1237518 |
| Chicago | WordNet. 2010. "cos lettuce" http://smartdefine.org/cos_lettuce/definitions/1237518 (accessed September 20, 2026). |
| Harvard | WordNet 2010, cos lettuce, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/cos_lettuce/definitions/1237518>. |
| MLA | WordNet. "cos lettuce" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/cos_lettuce/definitions/1237518> |