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spark chamber

noun

, Physics.
  1. a device for detecting elementary particles, consisting of a series of charged plates separated by a gas so that the passage of a charged particle causes sparking between adjacent plates.


spark chamber

noun

  1. physics a device for detecting ionizing radiation, consisting of two oppositely charged metal plates in a chamber containing inert gas, so that a particle passing through the chamber ionizes the gas and causes a spark to jump between the electrodes
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of spark chamber1

First recorded in 1960–65
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Example Sentences

During what he described as a “glorious time for research,” he was deeply involved with development of the spark chamber.

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