expansible

from WordNet (r) 3.0 (2006)

expansible
    adj 1: able to expand or be expanded [syn: {expandable},
           {expandible}, {expansible}]
    2: (of gases) capable of expansion [syn: {expandable},
       {expandible}, {expansible}, {expansile}]

from The Collaborative International Dictionary of English v.0.48

Expansible \Ex*pan"si*ble\, a. [Cf. F. expansible.]
   Capable of being expanded or spread out widely.
   [1913 Webster]

         Bodies are not expansible in proportion to their
         weight.                                  --Grew.
   -- {Ex*pan"si*ble*ness},n. -{Ex*pan"si*bly},adv.
   [1913 Webster]