noun
- Perching birds mostly small and living near the ground with feet having 4 toes arranged to allow for gripping the perch; most are songbirds; hatchlings are helpless.
- synonyms: passeriform bird
adjective
- Relating to or characteristic of the passeriform birds. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). passerine. Retrieved September 20, 2026, from http://smartdefine.org/passerine/definitions/1180410 |
| Chicago | WordNet. 2010. "passerine" http://smartdefine.org/passerine/definitions/1180410 (accessed September 20, 2026). |
| Harvard | WordNet 2010, passerine, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/passerine/definitions/1180410>. |
| MLA | WordNet. "passerine" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/passerine/definitions/1180410> |