API has various meanings in the Governmental & Military category. Discover the full forms, definitions, and usage contexts of API in Governmental & Military.
Application Programming Interface
Most Common
API, an abbreviation of application programming interface, is a set of routines, protocols, and tools for building software applications. The API specifies how software components should interact and are used when programming graphical user interface (GUI) components. A good API makes it easier to develop a program by providing all the building blocks. A programmer then puts the blocks together.