noun
- Small unsegmented marine worm that when disturbed retracts its anterior portion into the body giving the appearance of a peanut.
- synonyms: peanut worm
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). sipunculid. Retrieved September 26, 2026, from http://smartdefine.org/sipunculid/definitions/1310892 |
| Chicago | WordNet. 2010. "sipunculid" http://smartdefine.org/sipunculid/definitions/1310892 (accessed September 26, 2026). |
| Harvard | WordNet 2010, sipunculid, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/sipunculid/definitions/1310892>. |
| MLA | WordNet. "sipunculid" 23 October 2010. Web. 26 September 2026. <http://smartdefine.org/sipunculid/definitions/1310892> |