Source : Webster's Revised Unabridged Dictionary (1913)

Remediable \Re*me"di*a*ble\ (r?-m?"d?-?-b'l), a. [L.
   remediabilis: cf. F. rem['e]diable.]
   Capable of being remedied or cured. -- {Re*me"di*a*ble*ness},
   n. -{Re*me"di*a*bly}, adv.

Source : WordNet®

remediable
     adj : possible to remedy; "remediable problems"; "a remediable
           setback"; "not a crime but only a remediable blunder"
           [ant: {irremediable}]