The Collaborative International Dictionary of English v.0.48:

Reparable \Rep"a*ra*ble\ (r?p"?-r?-b'l), a. [L. reparabilis: cf.
   F. r['e]parable.]
   Capable of being repaired, restored to a sound or good state,
   or made good; restorable; as, a reparable injury.
   [1913 Webster]

WordNet (r) 3.0 (2006):

reparable
    adj 1: capable of being repaired or rectified; "reparable damage
           to the car"; "rectifiable wrongs" [syn: reparable,
           rectifiable] [ant: irreparable]

Moby Thesaurus II by Grady Ward, 1.0:

20 Moby Thesaurus words for "reparable":
   ameliorable, amendable, correctable, corrigible, curable,
   emendable, fixable, improvable, medicable, mendable, reclaimable,
   recoverable, rectifiable, recyclable, redeemable, remediable,
   repairable, restorable, retrievable, reversible