Source : Webster's Revised Unabridged Dictionary (1913)

Disintegration \Dis*in`te*gra"tion\, n.
   (a) The process by which anything is disintegrated; the
       condition of anything which is disintegrated.
       Specifically
   (b) (Geol.) The wearing away or falling to pieces of rocks or
       strata, produced by atmospheric action, frost, ice, etc.

             Society had need of further disintegration before
             it could begin to reconstruct itself locally.
                                                  --Motley.

Source : WordNet®

disintegration
     n 1: in a decomposed state [syn: {decomposition}]
     2: separation into component parts [syn: {dissolution}]
     3: the spontaneous disintegration of a radioactive substance
        along with the emission of ionizing radiation [syn: {decay},
         {radioactive decay}]
     4: total destruction; "bomb tests resulted in the annihilation
        of the atoll" [syn: {annihilation}]