Noun: friar's lantern
- A pale light sometimes seen at night over marshy ground
"The eerie glow of the friar's lantern led many to believe in supernatural occurrences in the swamp";
- ignis fatuus, jack-o'-lantern, will-o'-the-wisp
Derived forms: friar's lanterns
Type of: light, visible light, visible radiation
Encyclopedia: Friar's lantern