Saint Elmo's fireSaint Elmo's fire
a visible electric discharge (corona) from charged, esp. pointed, objects, as the tips of masts, spires, trees, etc.: seen sometimes during electrical storms
Origin of Saint Elmo's fireafter St. Elmo, patron saint of sailors
Saint Elmo's fire
A visible electric discharge on a pointed object, such as the mast of a ship or the wing of an airplane, during an electrical storm. Also called corposant.
Origin of Saint Elmo's fireAfter Saint Elmo, fourth-century AD patron saint of sailors.
(plural Saint Elmo's fires)
- Alternative spelling of St. Elmo's fire.