- 1. Application Programming Interface. The definition of procedures (and
protocols) that a
software application can make use of.
Examples of APIs include those which provide access to a library of useful routines, or access to a device (although this might also require the installation of a suitable device driver).
For more information see:
- http://everything.explained.at/Application_programming_interface/ - Application programming interface (API) explained.
- 2. Advance Passenger Information (system). A system for an airlines to send passenger information to a destination airport for customs and immigration purposes before the flight leaves.