accession

[ak-sesh-uhn]

noun

1. the act of coming into the possession of a right, title, office, etc..

   accession to the throne.

2. an increase by something added.

   an accession of territory.

3. something added.

   a list of accessions to the college library.

4. Law.,  addition to property by growth or improvement.

5. consent; agreement; approval.

   accession to a demand.

6. International Law.,  formal acceptance of a treaty, international convention, or other agreement between states.

7. the act of coming near; approach.

8. an attack or onset, as of a disease.

verb (used with object)

1. to make a record of (a book, painting, etc.) in the order of acquisition.

2. to acquire (a book, painting, etc.), especially for a permanent collection.

accession

/ əkˈsɛʃən /

noun

1. the act of entering upon or attaining to an office, right, condition, etc

2. an increase due to an addition

3. an addition, as to a collection

4. property law

   1. an addition to land or property by natural increase or improvement

   2. the owner's right to the increased value of such land

5. international law the formal acceptance of a convention or treaty

6. agreement; consent

7. a less common word for access

verb

1. (tr) to make a record of (additions to a collection)

Other Word Forms

• accessional adjective
• nonaccession noun
• reaccession noun
• unaccessional adjective

Word History and Origins

Origin of accession¹

1580–90; < Latin accessiōn- (stem of accessiō ) an approach, addition. See access, -ion

Example Sentences

The plan says that there would be no prohibition against Ukraine joining the EU, a multiyear accession process Kyiv has begun.

Read more on The Wall Street Journal

The subsequent engagement was “striking,” says Frank, who explains that the large accession of daily menswear fashion helped expand the typical notion of Whitten’s brilliance being limited to costume design.

Read more on Los Angeles Times

Eradicating systemic corruption is one of the top requirements for Ukraine's application for EU membership and any hurdles to it might slow down the accession.

Read more on Barron's

In the decades since China’s accession to the World Trade Organization in 2001, those hopes of political liberalization have largely been dashed.

Read more on The Wall Street Journal

Its accession means South East Asia is now geographically completely represented in Asean, and the tiny country of 1.4 million hopes that integrating its economy with the rest of the region will boost development.

Read more on BBC

Related Words

• enlargement 
• extension