Meaning of 組込関数 in Japanese

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Definition of 組込関数

くみ(kumi) 【組 ·組み】

(n) set (of items)
group (of people); class (of students); company (esp. construction); family (i.e. mafia); team
彼はその組の首席だ。
He is at the head of the class.
typesetting; composition

かんすう(kansuu) 【関数 ·函数】