convertible -- (a car that has top that can be folded or removed)
convertible, convertible security -- (a corporate security (usually bonds or preferred stock) that can be exchanged for another form of security (usually common stock))
convertible, sofa bed -- (a sofa that can be converted into a bed)
Overview of adj convertible
The adj convertible has 3 senses
convertible, exchangeable -- (capable of being exchanged for or replaced by something of equal value; "convertible securities")
convertible -- (designed to be changed from one use or form to another; "a convertible sofa"; "a convertible coupe")
convertible, transformable, translatable, transmutable -- (capable of being changed in substance as if by alchemy; "is lead really transmutable into gold?"; "ideas translatable into reality")