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ignis fatuus

ignis fatuus

 
pronunciation:
Ig ns fae chu s [or] Ig nis fa tu Us
part of speech: noun
inflections: ignes fatui
definition 1: a phosphorescent light that appears to hover over marshes at night, possibly arising from spontaneous combustion of marsh gases; will-o'-the-wisp.
definition 2: something deceptive or misleading, such as a false hope.