The Collaborative International Dictionary of English v.0.48:
Consumable \Con*sum"a*ble\ (k[o^]n*s[=u]m"[.a]*b'l), a. Capable of being consumed; that may be destroyed, dissipated, wasted, or spent. "Consumable commodities." --Locke. [1913 Webster]WordNet (r) 3.0 (2006):
consumable adj 1: may be used up