(obsolete or archaic) The common good; public wellbeing or prosperity / The body politic; republic

plural of commonweal

(obsolete) The well-being of a community. / The entirety of a (secular) society, a polity, a state. / Republic. Often capitalized, as Commonwealth.

The formal and full name of the country Australia.

(uncommon) The generalised variety of English spoken and written primarily in the United Kingdom and its former colonies, frequently excluding Canada; always excluding the United States of America. (ie. non-North American English)

The Commonwealth of Nations, a loose confederation of nations based around the former British Empire. / (Britain) The Commonwealth of England, which existed from 1649 to 1660, under Cromwell.

An alliance and confederation of nine former Soviet republics: Armenia, Azerbaijan, Belarus, Kazakhstan, Kyrgyzstan, Moldova, Russia, Tajikistan and Uzbekistan formed as a successor to the Soviet Union.

(informal) The Commonwealth of Nations.

A sporting event, somewhat like the Olympic Games, held every four years and involving athletes from the Commonwealth of Nations.

An association of independent, sovereign states most of which formerly constituted the British Empire.