distensible

from WordNet (r) 3.0 (2006)
distensible
    adj 1: capable of being distended; able to stretch and expand;
           "the stomach is a distensible organ"
    
from The Collaborative International Dictionary of English v.0.48
Distensible \Dis*ten"si*ble\, a.
   Capable of being distended or dilated.
   [1913 Webster]
    

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