con·vert·er also con·ver·tor 
(kən-vûrtər)
(kən-vûrtər)n.
1. One that converts, especially:
a. A furnace in which pig iron is converted into steel by the Bessemer process.
b. A machine that converts electric current from one kind to another.
c. An electronic device that converts one frequency of a radio signal to another.
d. A device that converts data from one code to another.
2. One that is employed in converting raw products into finished products.