(n.) One of the needlelike or bristlelike spines or prickles of some animals and plants; also, a needlelike crystal.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). acicula. Retrieved September 23, 2026, from http://smartdefine.org/acicula/definitions/1970447 |
| Chicago | Webster's. 2011. "acicula" http://smartdefine.org/acicula/definitions/1970447 (accessed September 23, 2026). |
| Harvard | Webster's 2011, acicula, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/acicula/definitions/1970447>. |
| MLA | Webster's. "acicula" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/acicula/definitions/1970447> |