disintegrable

from WordNet (r) 3.0 (2006)

disintegrable
    adj 1: capable of melting [syn: {meltable}, {disintegrable}]

from The Collaborative International Dictionary of English v.0.48

Disintegrable \Dis*in"te*gra*ble\, a.
   Capable of being disintegrated, or reduced to fragments or
   powder.
   [1913 Webster]

         Argillo-calcite is readily disintegrable by exposure.
                                                  --Kirwan.
   [1913 Webster]