[adj] capable of being exchanged for or replaced by something of equal value; "convertible securities" [adj] suitable to be exchanged [adj] capable of replacing or changing places with something else; "interchangeable parts"
cashable, commutable, convertible, fungible, interchangeable, redeemable, replaceable, similar, standardised, standardized, substitutable, vicarious
inconvertible, unconvertible, unexchangeable