- (n.) The ruddy duck.
- (n.) Any one of several species of South American and Central American clamatorial birds belonging to Synallaxis and allied genera of the family Dendrocolaptidae. They are allied to the ovenbirds.
- (n.) Any one or several species of swifts of the genus Acanthylis or Chaetura, and allied genera, in which the shafts of the tail feathers terminate in rigid spines.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Spinetail. Retrieved September 21, 2026, from http://smartdefine.org/spinetail/definitions/2064943 |
| Chicago | Webster's. 2011. "Spinetail" http://smartdefine.org/spinetail/definitions/2064943 (accessed September 21, 2026). |
| Harvard | Webster's 2011, Spinetail, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/spinetail/definitions/2064943>. |
| MLA | Webster's. "Spinetail" 28 May 2011. Web. 21 September 2026. <http://smartdefine.org/spinetail/definitions/2064943> |