- Light bulbs
- A term generally used to describe a man-made source of light. The term is often used when referring to a "bulb" or "tube".U.S. Dept. of Energy, Energy Information Administration's Energy Glossary
Energy terms . 2014.
Light bulbs
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Incandescent light bulbs, including regular or energy-efficient light bulbs — An incandescent bulb is a type of electric light in which light is produced by a filament heated by electric current. The most common example is the type you find in most table and floor lamps. In commercial buildings, incandescent lights are… … Energy terms
Longest-lasting light bulbs — The world s longest lasting light bulb is the Centennial Light located at 4550 East Avenue, Livermore, California. It is maintained by the Livermore Pleasanton Fire Department. The fire department claims that the bulb is at least 107 years old… … Wikipedia
Light Up — (Japanese:美術館 bijutsukan ) is a binary determination logic puzzle published by Nikoli. As of 2006, two books consisting entirely of Light Up puzzles have been published by Nikoli.Rules Light Up is played on a rectangular grid of white and black… … Wikipedia
light bulb — light bulbs N COUNT A light bulb or bulb is the round glass part of an electric light or lamp which light shines from. Syn: bulb … English dictionary
Fluorescent light bulbs — These are usually long, narrow, white tubes made of glass coated on the inside with fluorescent material, which is connected to a fixture at both ends of the light bulb; some are circular tubes. The light bulb produces light by passing… … Energy terms
light bulb moment — A light bulb moment is when you have a sudden realisation about something, like the light bulbs used to indicate an idea in cartoons … The small dictionary of idiomes
Light-emitting diode — LED redirects here. For other uses, see LED (disambiguation). Light emitting diode Red, pure green and blue LEDs of the 5mm diffused type Type Passive, optoelectronic Working principle Electr … Wikipedia
light bulb — noun electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity (Freq. 2) • Syn: ↑lightbulb, ↑bulb, ↑incandescent lamp, ↑electric light,… … Useful english dictionary
Light — For other uses, see Light (disambiguation). Visible light redirects here. For other uses, see Visible light (disambiguation) … Wikipedia
Light pollution — This article is about light pollution in the visible spectrum. For information on pollution in the radio spectrum, see radio spectrum pollution. This time exposure photo of New York City at night shows skyglow, one form of light pollution … Wikipedia
