- Types:
- show 7 types...
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arc lamp, arc light
a lamp that produces light when electric current flows across the gap between two electrodes
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electric-discharge lamp, gas-discharge lamp
an electric lamp in which the light comes from an electric discharge between two electrodes in a glass tube
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flashlight, torch
a small portable battery-powered electric lamp
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bulb, electric light, electric-light bulb, incandescent lamp, light bulb, lightbulb
electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
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slit lamp
(ophthalmology) a lamp that emits a narrow but intense beam of light that enables an ophthalmologist, using a microscope, to view the retina and optic nerve
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carbon arc, carbon arc lamp
has carbon electrodes
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penlight
a small flashlight resembling a fountain pen
