noun
- A pale light sometimes seen at night over marshy ground.
- synonyms: friar's lantern, ignis fatuus, jack-o'-lantern
- An illusion that misleads.
- synonyms: ignis fatuus
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). will-o'-the-wisp. Retrieved September 23, 2026, from http://smartdefine.org/will-o%27-the-wisp/definitions/1214524 |
| Chicago | WordNet. 2010. "will-o'-the-wisp" http://smartdefine.org/will-o%27-the-wisp/definitions/1214524 (accessed September 23, 2026). |
| Harvard | WordNet 2010, will-o'-the-wisp, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/will-o%27-the-wisp/definitions/1214524>. |
| MLA | WordNet. "will-o'-the-wisp" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/will-o%27-the-wisp/definitions/1214524> |