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definitions

expansion chamber

noun Physics.

cloud chamber.

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Nearby words

  1. expansion attic,
  2. expansion bend,
  3. expansion board,
  4. expansion bolt,
  5. expansion card,
  6. expansion joint,
  7. expansion slot,
  8. expansion team,
  9. expansion wave,
  10. expansionary

Origin of expansion chamber

First recorded in 1930–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019