The Oxford Thesaurus An A-Z Dictionary of Synonyms - unite v.

1) combine, unify, merge, coalesce, amalgamate, mix, mingle, commingle, intermix, blend, consolidate, fuse: The splinter parties have united to form a coalition. 2) join (forces) , unify, wed, marry, link, connect, merge: The two families are united by marriage. 3) bond, fuse or weld or solder or glue or stick or tie or bind or fasten or fix or fit (together) : Unite these pieces and the job is done.