commonwealth

US /ˈkɑː.mən.welθ/
UK /ˈkɑː.mən.welθ/
1.

komanwel

an independent country or community, especially a democratic republic.

2.

komanwel

an international association consisting of the UK together with states that were previously part of the British Empire, and dependencies. The British monarch is the symbolic head of the Commonwealth.