quartz lamp

noun

1. a lamp consisting of an ultraviolet light source, as mercury vapor, contained in a fused-silica bulb that transmits ultraviolet light with little absorption.

Word History and Origins

Origin of quartz lamp¹

First recorded in 1920–25

Example Sentences

Within is a mercury quartz lamp which emits ultraviolet light.

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Using a quartz lamp, a current of about 170 volts and a low amperage and about half an ounce of mercury vapor, he was surprised to find, after about 200 hours of operation, that the mechanism was out of order.

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A quartz lamp will give a healthy sunburn.

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