trio

A composition for three voices or three instruments.

A group of three singers or three instrumentalists.

The middle, contrasting section of a minuet, scherzo, march, or various other forms.

A group of three.

In music, a composition or movement for three solo parts, either vocal or instrumental, usually without accompaniment.

A company of three vocalists or instrumentalists who perform trios.

A group, combination, or association of three.

In the game of piquet, three aces, kings, queens, or knaves, held in one hand: a counting combination of cards.

Three, considered collectively; three in company or acting together; a set of three; three united.