marginalisation
1. [ noun ] (sociology) the social process of becoming or being made marginal (especially as a group within the larger society)
Synonyms: marginalization
Examples:

"the marginalization of the underclass" "the marginalization of literature"

Related terms: social_process marginalise
Similar spelling:   marginalization
  marginocephalian
  Marginocephalia
  marginal_cost
  marginal_utility
  marginal_wood_fern