n. 工会；联合（union的复数）

n an organization of employees formed to bargain with the employer

n the United States (especially the northern states during the American Civil War)

n the act of pairing a male and female for reproductive purposes

n the state of being joined or united or linked

n the state of being a married couple voluntarily joined for life (or until divorce)

n healing process involving the growing together of the edges of a wound or the growing together of broken bones

n a political unit formed from previously independent people or organizations

n a set containing all and only the members of two or more given sets

n the occurrence of a uniting of separate parts

n a device on a national flag emblematic of the union of two or more sovereignties (typically in the upper inner corner)

n the act of making or becoming a single unit