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Definition of application programming interface noun from the Oxford Advanced Learner's Dictionary

application programming interface

noun

/æplɪˌkeɪʃn ˌprəʊɡræmɪŋ ˈɪntəfeɪs/

/æplɪˌkeɪʃn ˌprəʊɡræmɪŋ ˈɪntərfeɪs/

(abbreviation API)

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a set of programming tools that enables a program to communicate with another program or an operating system, and that helps software developers create their own applications (= pieces of software)

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application programming interface

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