Synonyms of union in English:

union


See definition of union

noun

1‘the gardens are an example of the union of art and nature’

SYNONYMS
unification, uniting, joining, merging, merger, fusion, fusing, amalgamating, amalgamation, junction, coalition, combining, combination, consolidation, conjunction, confederation, federation, integration, synthesis, blend, blending, mixture, mingling, commingling
informal mash-up
ANTONYMS

separation, parting

2‘the crowd moved in union to the beat’

SYNONYMS
unity, accord, unison, unanimity, harmony, concord, agreement, concurrence, undividedness

3‘his daughter's union with the prince’

SYNONYMS
marriage, wedding, partnership, pairing, alliance, match, compact, affiliation, civil partnership
coupling, intercourse, mating
formal coition, coitus, copulation
ANTONYMS

divorce, annulment

4‘all employees should have the right to be represented by a union’

SYNONYMS
association, trade union, alliance, league, guild
coalition, consortium, combine, syndicate, confederation, federation, confederacy, partnership, fraternity, brotherhood, sorority, society, club, group, organization