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单词 halogen lamp
释义

halogen lamp


noun

a gas-filled, high-intensity incandescent lamp having a tungsten filament and containing a small amount of a halogen, such as iodine, that vaporizes on heating and redeposits any evaporated tungsten particles back onto the filament: used especially in motion-picture projectors and automobile headlights.

Words nearby halogen lamp

halocline, halo effect, Halog, halogen, halogenate, halogen lamp, haloid, halolike, halometer, halon, halo nevus
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
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更新时间:2024/12/23 18:39:32