Accession

Accession refers to the general idea of joining or adding to. It may also refer to:

• Accession (property law)
• Accession, the act of joining a treaty by a party that did not take part in its negotiations, as defined by article 15 of the Vienna Convention on the Law of Treaties
  • Ratification
  • EU Accession
• Accession to the throne; not to be confused with the later ceremony of Coronation
  • Accession Day, the day a monarch succeeds to the throne, and the anniversary thereof
• Accession to elected office; inauguration
• Accession number (disambiguation)
  • Accession number (library science), a catalogue number assigned to an object when it becomes part of a library or museum collection
  • Accession number (bioinformatics), a unique identifier given to a biological polymer sequence (DNA, protein) when it is submitted to a sequence database
• Accession (Star Trek: Deep Space Nine)
• Accession Records, a record label created by Adrian Hates