union

US /ˈjuː.njən/
UK /ˈjuː.njən/
"union" picture
1.

the action or fact of joining or being joined, especially in a political context.

:
The states formed a union to strengthen their defense.
The European Union promotes economic and political cooperation.
2.

a society or association organized for a common purpose, especially a trade union.

:
He joined the workers' union to fight for better wages.
The teachers' union is negotiating with the school board.
3.

a marriage.

:
Their union was celebrated with a grand ceremony.
The couple's union brought joy to both families.