brotherhood

Noun

• an organization of employees formed to bargain with the employer
  • you have to join the union in order to get a job
    

• the feeling that men should treat one another like brothers

• people engaged in a particular occupation
  • the medical fraternity
    

• the kinship relation between a male offspring and the siblings

Related words

• Synonyms: 
  union , labor union , trade union , trades union , fraternity , sodality