合がっ併ぺい集しゅう合ごう

noun

union (set theory)

Mathematical term for the union of sets. Synonymous with 和集合 (わしゅうごう).

See also: 和集合

• 集しゅう合ごうAと集しゅう合ごうBの合がっ併ぺい集しゅう合ごうを求もとめなさい。

  Find the union of set A and set B.