Meaning of convertible
Definition of convertible
(adj)
capable of being exchanged for or replaced by something of equal value; "convertible securities"
capable of being changed in substance as if by alchemy; "is lead really transmutable into gold?"; "ideas translatable into reality"
(noun)
a car that has top that can be folded or removed
a corporate security (usually bonds or preferred stock) that can be exchanged for another form of security (usually common stock)
a sofa that can be converted into a bed