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xenon arc

American

noun

an electric arc between two metal electrodes enclosed in a quartz bulb and contained in a xenon atmosphere, used mainly as a high-intensity light source in motion-picture projectors and studio spotlights.

Etymology

Origin of xenon arc

First recorded in 1970–75

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.