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union Synonyms

Another word for union

Looking for synonyms for union? Sourced from our comprehensive thesaurus, here is a list of similar words and another word for union, organized by relevance and context.
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• noun (Context 1)

The action or fact of joining together or being joined together, especially into a single political or unified entity.

Usage Example

"The treaty formalized the merger between the two neighboring countries, creating a powerful new republic."

Strongest
merger
Strong
coalition
alliance
fusion

• noun (Context 2)

An organized association of workers formed to protect and further their rights, interests, and working conditions.

Usage Example

"The factory workers voted to form a syndicate to negotiate better wages and safer working hours."

Strong
syndicate
guild
brotherhood

• noun (Context 3)

A mathematical set containing all the distinct elements that are present in two or more given sets.

Usage Example

"In set theory, the combination of set A and set B includes all the numbers found in either individual set."

Strong
combination

Opposites of union

Looking for antonyms? The opposite of union varies depending on the context. Here are a few common opposites:

separation
division
intersection
schism
management
See all opposites of union

Cite this Entry


Wordmom. (2026). Synonyms for Union. In Wordmom Thesaurus. Retrieved Oct 12, 2026, from https://wordmom.com/synonyms/union
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