convertible
1. con.vert.ible \k*n-'v*rt-*-b*l\ \-ble-\ aj 1: capable of being converted 2: having a top that may be lowered or removed {~ coupe} 3: capable of being exchanged without restriction for gold or currency of another kind - con.vert.ible.ness n 2. convertible n : something convertible; esp : a convertible automobile