converter

views updated May 14 2018

con·vert·er / kənˈvərtər/ (also con·ver·tor) • n. a person or thing that converts something. ∎  a device for altering the nature of an electric current or signal, esp. from AC to DC or vice versa, or from analog to digital or vice versa. ∎  a retort used in steelmaking. ∎ short for catalytic converter. ∎  Comput. a program that converts data from one format to another. ∎  a camera lens that changes the focal length of another lens by a set amount.