Source : Webster's Revised Unabridged Dictionary (1913)

Indissolvable \In`dis*solv"a*ble\, a. [Pref. in- not +
   dissolvable. Cf. {Indissoluble}.]
   Not dissolvable; incapable of being dissolved or separated;
   incapable o? separation; perpetually firm and binding;
   indissoluble; as, an indissolvable bond of union. --Bp.
   Warburton.