A person or thing that converts.
A retort or furnace, used e.g. in the Bessemer process, in which molten cast iron is decarburized and converted into steel by a blast of air forced through the liquid metal.
A program that converts one file format to another one, or which converts between different units of measurement, such as miles to meters.
A reaction chamber in which exhaust gases are catalytically converted to carbon dioxide
A patient with a certain condition that subsequently develops into another condition.
A device that converts an analogue to a digital signal, or vice versa.
A device that changes voltage or frequency, for example one that converts alternating current to direct current.
One who evangelizes.