Meaning of thoracentesis

tho•ra•cen•te•sis

Pronunciation: (thôr"u-sen-tē'sis, thōr"-), [key]
— pl. -ses
  1. insertion of a hollow needle or similar instrument into the pleural cavity of the chest in order to drain pleural fluid.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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