Adapter
Part of speech: noun
Definition: One who is capable of adapting well to differing situations. One who adapts a thing, e.g. a play. A device or application used to achieve operative compatibility between devices that otherwise are incompatible. Specifically, a device that permits two, three, or more plugs to be used at a single electrical power point. Specifically, a device that allows one format of plug to be used with a different format of socket.
Adaptor
Part of speech: noun
Definition: One who is capable of adapting to differing situations.