trios

/T R IY0 OW0 S/
noun
  1. 1

    A group of three people or things.

  2. 2

    A group of three musicians.

  3. 3

    A piece of music written for three musicians.

  4. 4

    A passage in the middle of a minuet, frequently in a different key.

  5. 5

    Any cocktail made with a spirit, a liqueur, and a creamy ingredient.

Source: https://en.wiktionary.org/wiki/trio, https://en.wiktionary.org/wiki/trios