amalgamate
/əˈmælgəmeɪt; ə`mælɡəˌmet/ v[I, Ipr, Tn, Tn.pr]
~ (sb/sth) (with sb/sth) (cause people or things to) combine or unite （使人或事物）合并, 联合, 结合
Our local brewery has amalgamated with another firm. 我们本地的酿酒厂与另一个公司合并了.
The boys' and girls' schools have (been) amalgamated to form a new comprehensive. 男校和女校联合而组成了一所新的综合中学.