an independent state or community, especially a democratic republic.
▸a grouping of states or other bodies.
▸a self-governing unit voluntarily grouped with the US, such as Puerto Rico.
▸a formal title of certain US states.
▸the title of the federated Australian states.
(the Commonwealth)
(in full the Commonwealth of Nations)
an international association consisting of the UK together with states that were previously part of the British Empire, and dependencies.
(the Commonwealth)
the republican period of government in Britain between the execution of Charles I in 1649 and the Restoration of Charles II in 1660.