<p><strong>Noun</strong></p><ul><li>a person or thing that converts.</li><li>Electricity: a device that converts alternating current to direct current or vice versa. Compare inverter, synchronous converter.</li><li>Metallurgy: a chamber or vessel through which an oxidizing blast of air is forced, as in making steel by the Bessemer process.</li><li>Television: decoder.</li><li>Radio and Television: an auxiliary device that permits a receiver to pick up frequencies or channels for which it was not originally designed.</li><li>Physics: a reactor for converting one kind of fuel into another kind.</li><li>a person who is engaged in converting textile fabrics, especially cotton cloths, from the raw state into the finished product ready for the market by bleaching, dyeing, etc.</li><li>Photography: 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).</li></ul><p><strong>End of Response</strong></p>