the act of making or becoming a single unit; "the union of opposing factions"; "he looked forward to the unification of his family for the holidays" Synonyms: unification, uniting, conjugation, jointure,
the act of pairing a male and female for reproductive purposes; "the casual couplings of adolescents"; "the mating of some species occurs only in the spring" Synonyms: coupling, mating, pairing, conjugation, sexual union,
a device on a national flag emblematic of the union of two or more sovereignties (typically in the upper inner corner)
the occurrence of a uniting of separate parts; "lightning produced an unusual union of the metals"
a set containing all and only the members of two or more given sets; "let C be the union of the sets A and B" Synonyms: sum, join,