The act of coming to a position of power or authority; the act of becoming a member of a group or organization.
From latin accessio, from accedere to come near.
- His accession to the throne was met with great celebration.
- Her accession to the presidency was historic.
- The company's accession to the trade association was a positive development.
- The country's accession to the European Union was a long process.
- The team's accession to the league was a result of hard work.