The point of interconnection between entities.Public relations firms often serve as the interface between a company and the press.
(chemistry, physics) A thin layer or boundary between different substances or two phases of a single substance.If water and oil are mixed together, they tend to separate, and at equilibrium they are in different strata with an oil-water interface in between.The surface of a lake is a water-air interface.
(computing) The point of interconnection between systems or subsystems.The data is sent over the air interface to the remote system.
(computing) The connection between a user and a machine.The options are selected via the user interface.
(computing, object-oriented) The connection between parts of software.This interface is implemented by several Java classes.
(computing, object-oriented) In object-oriented programming, a piece of code defining a set of operations that other code must implement.The Audio and Video classes both implement the IPlayable interface.
