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2 definitions found

From: Webster's Revised Unabridged Dictionary (1913)

 Em·phy·se·ma n.  Med. A swelling produced by gas or air diffused in the cellular tissue.
 Emphysema of the lungs, Pulmonary emphysema Med., a common disease of the lungs in which the air cells are distended and their partition walls ruptured by an abnormal pressure of the air contained in them.
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From: WordNet (r) 2.0

 pulmonary emphysema
      n : an abnormal condition of the lungs marked by decreased
          respiratory function; associated with smoking or chronic
          bronchitis or old age [syn: emphysema]