Labor Union:
* The union negotiated a new contract that included a raise for all employees.
* The union representative spoke on behalf of the workers during the strike.
Mathematical Union:
* The union of set A and set B includes all elements in either set.
* The union of the two circles creates a single, larger shape.
General Meaning:
* The union of two countries created a powerful new nation.
* After years of conflict, they finally found union in their shared beliefs.
Figurative Language:
* The union of their love was strong and unwavering.
* The artist used a union of different colors to create a vibrant masterpiece.