Source : Webster's Revised Unabridged Dictionary (1913)

Dissilience \Dis*sil"i*ence\ (?; 106), Dissiliency
\Dis*sil"i*en*cy\, n.
   The act of leaping or starting asunder. --Johnson.

Source : WordNet®

dissilience
     n : the emergence of seeds as seed pods burst open when they are
         ripe