Lighting device consisting of a transparent container within which a gas is energized by an applied voltage and made to glow. After practical generators were devised in the 19th century, many experimenters applied electric power to tubes of gas. From circa 1900, electric discharge lamps were in use in Europe and the U.S. Fluorescent, neon, mercury, sodium, and metal-halide lamps are of the electric discharge variety.
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Glow accompanying the brushlike discharges of atmospheric electricity that usually appears as a tip of light on the extremities of such pointed objects as church towers or the masts of ships during stormy weather. It is commonly accompanied by a crackling or fizzing noise. It is commonly observed on the periphery of propellers and along the wing tips, windshield, and nose of aircraft flying in dry snow, in ice crystals, or near thunderstorms. St. Elmo is an Italian corruption of St. Erasmus, patron saint of Mediterranean sailors, who traditionally regarded St. Elmo's fire as a sign of his guardianship over them.
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Discharge in the context to expel or to "let go" may refer to:
Discharge in the context of a flow may refer to:
Other uses of discharge include:
"Discharge Device and Discharge Method for the Active Discharge of a Capacitor for Use in the Electric-Power System of an Electric-Drive Vehicle" in Patent Application Approval Process
Sep 05, 2013; By a News Reporter-Staff News Editor at Politics & Government Week -- A patent application by the inventors Viancino, Riccardo...
Discharge time, discharge TISS scores, and discharge facility and post-ICU discharge hospital mortality.(Therapeutic Intervention Scoring System, intensive care unit)
Dec 01, 2002; Abstract & Commentary Synopsis: Both late discharge and high discharge TISS scores are indicators of "premature"...
"Discharge Lamp Lighting Device, Projector, and Method of Controlling Projector" in Patent Application Approval Process
Feb 28, 2013; By a News Reporter-Staff News Editor at Politics & Government Week -- A patent application by the inventors SAITO, Osamu...