INTERFACE
—none. 1 surface forming a boundary between two regions. 2 means or place of interaction between two systems etc.; interaction (the interface between psychology and education). 3 esp. Computing apparatus for connecting two pieces of equipment so that they can be operated jointly. —verb. (-cing) (often foll. By with) 1 connect with (another piece of equipment etc.) By an interface. 2 interact. usage the use of the noun and verb in sense 2 is deplored by some people.