accession

The act of becoming a ruler or taking an important official position.

• Celebrations marked the queen's accession.
• His accession to the throne ended years of uncertainty.
• The book describes her accession to office.

How to use it: accession to something (Her accession to the throne took place in spring.)

Similar words: succession

Opposites: abdication

Common phrases: accession to something, royal accession

The act of joining a group or becoming part of an agreement.

• The treaty allows the accession of new members.
• Talks about the country's accession lasted several years.
• Accession to the alliance requires unanimous approval.

How to use it: accession to something (Parliament approved accession to the union.)

Similar words: entry, admission

Opposites: withdrawal

Common phrases: accession to something, accession treaty

An object added to a museum or archive collection, or the act of adding it.

• The museum displayed its latest accession.
• Each accession receives a unique number.
• The curator recorded the accession of three paintings.

Similar words: acquisition, addition

Common phrases: new accession, accession number

Something added to what already exists, or an increase caused by such an addition.

• The inheritance brought an accession of wealth.
• Each new ally meant an accession of strength.
• The estate grew through several accessions of land.

Similar words: addition, increase

Opposites: reduction

Common phrases: accession of something, new accession

To officially record an object as a new part of a museum or archive collection.

• We accession every donated object.
• The archive accessioned the letters last month.
• Has the museum accessioned these photographs yet?

Similar words: register, catalogue

Common phrases: accession an object, accession new material