Meaning of bubble chamber

bub'ble cham"ber

Pronunciation: [key]
— Physics. Physics.
  1. an apparatus for determining the movements of charged particles, consisting of a chamber containing a superheated transparent liquid that, by boiling and producing bubbles in the path of an ionizing particle, indicates the path of the particle. Cf. cloud chamber.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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