programming language
US /ˈproʊ.ɡræm.ɪŋ ˌlæŋ.ɡwɪdʒ/
UK /ˈproʊ.ɡræm.ɪŋ ˌlæŋ.ɡwɪdʒ/

1.
a formal language comprising a set of instructions used to produce various kinds of output. Programming languages are used in computer programming to implement algorithms.
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Python is a popular programming language for data science.
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Learning a new programming language can open up many career opportunities.