Source : Webster's Revised Unabridged Dictionary (1913)

Alienable \Al"ien*a*ble\, a. [Cf. F. ali['e]nable.]
   Capable of being alienated, sold, or transferred to another;
   as, land is alienable according to the laws of the state.

Source : WordNet®

alienable
     adj : transferable to another owner [ant: {inalienable}]