Improvable

1. (a.) Capable of being improved; susceptible of improvement; admitting of being made better; capable of cultivation, or of being advanced in good qualities.

2. (a.) Capable of being used to advantage; profitable; serviceable; advantageous.

Thesaurus Entries

ameliorable, amendable, correctable, corrigible, curable, emendable, fixable, medicable, mendable, perfectible, reclaimable, recoverable, rectifiable, recyclable, redeemable, remediable, repairable, reparable, restorable, retrievable, reversible