scalene muscles

/S K EY1 L IY0 N M AH0 S AH0 L Z/
noun
  1. 1

    Any of the three pairs of muscles on each side of the neck that are involved in moving the neck, and in breathing

Source: https://en.wiktionary.org/wiki/scalene%20muscle, https://en.wiktionary.org/wiki/scalene%20muscles