中ちゅう間かん部ぶMeanings1nounmiddle section; triomusicIn music, the contrasting middle section of a ternary form (ABA) piece, often called the trio in classical forms.このメヌエットの中ちゅう間かん部ぶはトリオと呼よばれる。The middle section of this minuet is called the trio.