| light unit |
A foot-candle, or the amount of light 1 ft from a standard candle. The ideal amount of light required for work varies with the specific type of work being done. The term foot-candle took the place of candle power, but li
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| light wave |
An electromagnetic wave that stimulates the retina or other optical sensors.
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| lightning pain |
A sudden brief pain that may be repetitive, usually in the legs but may be at any location. It is associated with tabes dorsalis and other neurological disorders. SYN: fulgurant pain .
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| lightning safety rules |
Rules that, if followed, could reduce the estimated 100 deaths that occur annually in the U.S. from electrocution due to lightning. During a lightning storm one should remain indoors, but should not stay near open doors, f
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| lightwand |
A stylet that transilluminates the soft tissues of the neck. It is used in endotracheal intubation.
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