Electroluminescence meaning

ĭ-lĕk'trō-lo͝o'mə-nĕs'əns
Direct conversion of electric energy to light by a solid phosphor subjected to an alternating electric field.
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Emission of light caused by electric discharge in a gas.
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The emission of cold light by certain substances when acted upon by an alternating electric field.
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The generation of light by applying electricity to a material such as a semiconductor or phosphor. LEDs, OLEDs, laser diodes and electroluminescent displays are examples. See LED, OLED, laser diode and EL display.
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(physics) The generation of light by the application of an alternating current to a semiconductor or phosphor, or by an electric discharge through a gas.
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Origin of electroluminescence

electro- +‎ luminescence