S: (n) union, unification, uniting, conjugation, jointure (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"
Verb
S: (v) unite, unify (act in concert or unite in a common purpose or belief)
S: (v) unify, unite, merge (become one) "Germany unified officially in 1990"; "the cells merge"
S: (v) unite, combine (have or possess in combination) "she unites charm with a good business sense"
S: (v) connect, link, link up, join, unite (be or become joined or united or linked) "The two streets connect to become a highway"; "Our paths joined"; "The travelers linked up again at the airport"
S: (v) unite, unify (bring together for a common purpose or action or ideology or in a shared situation) "the Democratic Patry platform united several splinter groups"