"metafunction" meaning in English

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      "expansion": "Etymology tree\nAncient Greek μετᾰ́ (metắ)\nAncient Greek μετᾰ- (metă-)lbor.\nEnglish meta-\nEnglish function\nEnglish metafunction\n[Appendix:Glossary#learned_borrowing|Learned borrowing]] from\", \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Ancient Greek\", \"term\" : \"μετᾰ́\", \"status\" : \"missing\", \"lang\" : \"grc\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Ancient Greek\", \"term\" : \"μετᾰ-\", \"status\" : \"ok\", \"lang\" : \"grc\" } ], \"keyword\" : \"lbor\" } ], \"lang_name\" : \"English\", \"term\" : \"meta-\", \"status\" : \"ok\", \"lang\" : \"en\" }, { \"children\" : [ ], \"lang_name\" : \"English\", \"term\" : \"function\", \"status\" : \"missing\", \"lang\" : \"en\" } ], \"keyword_label\" : \"From\", \"is_group\" : true, \"keyword\" : \"affix\" } ], \"lang_name\" : \"English\", \"term\" : \"metafunction\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"metafunction\">\nFrom meta- + function.",
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        "(programming) A function which calls all the other functions of a certain program; the only function that can be called independently."
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        "A construct that performs a mapping between entities at compile time."
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