meaning of ignis
1. A phosphorescent light that appears, in the night, over marshy ground, supposed to be occasioned by the decomposition of animal or vegetable substances, or by some inflammable gas; -- popularly called also Will-with-the-wisp, or Will-o-the-wisp, and Jack-with-a-lantern, or Jack-o-lantern.
2. Fig. : A misleading influence; a decoy.
Related Words
ignis | ignis fatuus |