amalgamate
verb [ I or T ] uk/əˈmæl.ɡə.meɪt/ us/əˈmæl.ɡə.meɪt/
（使）联合；（使）合并
to join or unite to form a larger organization or group, or to make separate organizations do this
The electricians' union is planning to amalgamate with the technicians' union. 电工工会正计划与技工工会联合。
The different offices will be amalgamated as/into employment advice centres. 这几家不同的事务所将合并成为就业指导中心。
Synonym: merge