(n.) A more or less elongated process or organ, simple or branched, proceeding from the head or cephalic region of invertebrate animals, being either an organ of sense, prehension or motion.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). tentacle. Retrieved September 24, 2026, from http://smartdefine.org/tentacle/definitions/2071183 |
| Chicago | Webster's. 2011. "tentacle" http://smartdefine.org/tentacle/definitions/2071183 (accessed September 24, 2026). |
| Harvard | Webster's 2011, tentacle, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/tentacle/definitions/2071183>. |
| MLA | Webster's. "tentacle" 28 May 2011. Web. 24 September 2026. <http://smartdefine.org/tentacle/definitions/2071183> |