Kerr cell

noun

ˈkär-,
ˈkər-
: a cell that contains electrodes immersed in nitrobenzene or other liquid, that exhibits double refraction in a high degree and with short time lag, and that is used in devices where the intensity of light is to be changed rapidly in accordance with the voltage applied to the electrodes (as in the recording of sound tracks for motion pictures) compare kerr effect

Word History

Etymology

after John Kerr †1907 Scottish physicist

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Cite this Entry

“Kerr cell.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Kerr%20cell. Accessed 14 Jun. 2024.

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