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Noun: accession  ak'se-shun
  1. A process of increasing by addition (as to a collection or group)
    "the art collection grew through accession"
     
  2. (civil law) the right to all of that which your property produces whether by growth or improvement
     
  3. Something added to what you already have
    "the librarian shelved the new accessions";
    - addition
     
  4. Agreeing with or consenting to (often unwillingly)
    "accession to such demands would set a dangerous precedent";
    - assenting
     
  5. The right to enter
    - entrée, access, admission, admittance
     
  6. The act of attaining or gaining access to a new office or right or position (especially the throne)
    "Elizabeth's accession in 1558";
    - rise to power
Verb: accession  ak'se-shun
  1. (recording) make a record of additions to a collection, such as a library

Derived forms: accessioned, accessions, accessioning

Type of: acquisition, agreement, attainment, enter, growth, increase, increment, property right, put down, record, right

Encyclopedia: Accession