Pronunciation: (kun-vûr'tur),[key] —n. 1. a person or thing that converts.
2. Elect.a device that converts alternating current to direct current or vice versa. Cf. inverter, synchronous converter. 3. Metall.a chamber or vessel through which an oxidizing blast of air is forced, as in making steel by the Bessemer process.
4. Television.decoder (def. 5).
5. Radio and Television.an auxiliary device that permits a receiver to pick up frequencies or channels for which it was not originally designed.
6. Physics.a reactor for converting one kind of fuel into another kind.
7. a person who is engaged in converting textile fabrics, esp. cotton cloths, from the raw state into the finished product ready for the market by bleaching, dyeing, etc.
8. Also called convert'er lens".Photog.an additional lens attached to a lens in use on a camera to alter focal length, mounted in front of a lens to produce a wide-angle effect (wide-angle converter) or between the lens and the camera body to produce a telephoto effect (teleconverter or extender).Also,con•ver'tor.