(n.) A peculiar transparent worm of the genus Sagitta, living at the surface of the sea. See Sagitta.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). arrowworm. Retrieved September 21, 2026, from http://smartdefine.org/arrowworm/definitions/1976019 |
| Chicago | Webster's. 2011. "arrowworm" http://smartdefine.org/arrowworm/definitions/1976019 (accessed September 21, 2026). |
| Harvard | Webster's 2011, arrowworm, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/arrowworm/definitions/1976019>. |
| MLA | Webster's. "arrowworm" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/arrowworm/definitions/1976019> |