accession
1. [ noun ] the act of attaining or gaining access to a new office or right or position (especially the throne)
Synonyms: rise_to_power
Examples:

"Elizabeth's accession in 1558"

Related terms: beginning attainment access
2. [ noun ] the act of entering upon or attaining to a position or right
Related terms: entrance property_right civil_law
3. [ noun ] agreeing with or consenting to (often unwillingly)
Synonyms: assenting
Examples:

"accession to such demands would set a dangerous precedent" "assenting to the Congressional determination"

Related terms: agreement assent
4. [ verb ] make a record of additions to a collection, such as a library
Related terms: record recording
5. [ noun ] the right to enter
Synonyms: access admittance entree
Related terms: right door admit
6. [ noun ] a process of increasing by addition (as to a collection or group)
Examples:

"the art collecting grew through accession"

Related terms: increase
7. [ noun ] something added to what you have already
Synonyms: addition
Examples:

"the librarian shelved the new accessions" "he was a new addition to the staff"

Related terms: acquisition
Similar spelling:   accessional
  acheson