noun · verb · 19 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
Canada, UK, US:/ækˈsɛʃ.ən/
Canada, UK, US:/əˈsɛʃ.ən/
US:Recorded audio is listed in the source snapshot.
Australian:/ækˈseʃ.ən/
Australian:/əˈseʃ.ən/
CMU ARPABET:AH0 K S EH1 SH AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A coming to; the act of acceding and becoming joined.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Examples
a king's accession to a confederacy
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
Increase by something added; that which is added; augmentation from without.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Examples
1803, John Browne Cutting, “A Succinct History of Jamaica” in Robert Charles Dallas, The History of the Maroons, London: Longman and Rees, Volume 1, p. xli, [...] armed vessels being provided, their crews were soon recruited by accessions from the needy or adventurous, the discontented or the bold.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
Increase by something added; that which is added; augmentation from without.
Such augmentation that adds to the collections of a museum or archive; a thing thus added.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: deaccession, deacquisition
4
noun
Meaning 4
A mode of acquiring property, by which the owner of a corporeal substance which receives an addition by growth, or by labor, has a right to the part or thing added, or the improvement (provided the thing is not changed into a different species).
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: law
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
The act by which one power becomes party to engagements already in force between other powers.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: law
Examples
accession to the European Union
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
noun
Meaning 6
The act of coming to or reaching a throne, an office, or dignity.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Examples
her accession to the throne
Meaning relationships
Synonyms: none provided
Antonyms: none provided
7
noun
Meaning 7
The invasion, approach, or commencement of a disease; a fit or paroxysm.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
8
noun
Meaning 8
Agreement.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
9
noun
Meaning 9
Access; admittance.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
10
noun
Meaning 10
A group of plants of the same species collected at a single location, often held in genebanks.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
11
noun
Meaning 11
Complicity, concurrence or assent in some action.
Definition source: English Wiktionary via Wiktextract
Usage: Scotland, countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
12
verb
Meaning 12
To make a record of (additions to a collection); to add (something) to a collection (usually a museum's or archive's collection).
Definition source: English Wiktionary via Wiktextract
Usage: transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: deaccession
13
noun
Meaning 13
the act of attaining or gaining access to a new office or right or position (especially the throne)
Definition source: Princeton WordNet 3.0
Examples
Elizabeth's accession in 1558
Meaning relationships
Synonyms: rise to power
Antonyms: none provided
Broader terms: attainment
14
noun
Meaning 14
the right to enter
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: entree, access, admission, admittance
Antonyms: none provided
Broader terms: right
Narrower terms: door
15
noun
Meaning 15
agreeing with or consenting to (often unwillingly)
Definition source: Princeton WordNet 3.0
Examples
accession to such demands would set a dangerous precedent
assenting to the Congressional determination
Meaning relationships
Synonyms: assenting
Antonyms: none provided
Broader terms: agreement
16
noun
Meaning 16
something added to what you already have
Definition source: Princeton WordNet 3.0
Examples
the librarian shelved the new accessions
he was a new addition to the staff
Meaning relationships
Synonyms: addition
Antonyms: none provided
Broader terms: acquisition
17
noun
Meaning 17
(civil law) the right to all of that which your property produces whether by growth or improvement
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: property right
18
noun
Meaning 18
a process of increasing by addition (as to a collection or group)
Definition source: Princeton WordNet 3.0
Examples
the art collection grew through accession
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: increase, increment, growth
19
verb
Meaning 19
make a record of additions to a collection, such as a library
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: record, enter, put down
History
Etymology
Ultimately from Latin accessiō(n), from accēdō (English accede). Cognate to French accession. First attested in 1646.
Across languages
Translations
61 source translations are retained for this English entry.
Bulgarian:
приобщаване
(priobštavane)
— a coming to
Bulgarian:
присъединение
(prisǎedinenie)
— a coming to
Bulgarian:
принаждане
(prinaždane)
— a coming to
Bulgarian:
причисление
(pričislenie)
— a coming to
Chinese Mandarin:
加入
(jiārù)
— a coming to
Chinese Mandarin:
加盟
(jiāméng)
— a coming to
Danish:
tiltrædelse
— a coming to
Dutch:
toetreding
— a coming to
Estonian:
ühinemine
— a coming to
Finnish:
liittyminen
— a coming to
French:
accession
— a coming to
Georgian:
გაწევრიანება
(gac̣evrianeba)
— a coming to
German:
Beitritt
— a coming to
Japanese:
加盟
(kamei)
— a coming to
Japanese:
加入
(kanyū)
— a coming to
Korean:
가맹
(gamaeng)
— a coming to
Korean:
가입
(gaip)
— a coming to
Norwegian Bokmål:
tiltredelse
— a coming to
Russian:
вступле́ние
(vstuplénije)
— a coming to
Russian:
присоедине́ние
(prisojedinénije)
— a coming to
Russian:
акце́ссия
(akcéssija)
— a coming to
Spanish:
ascenso
— a coming to
Swedish:
tillträde
— a coming to
Swedish:
anslutning
— a coming to
Turkish:
katılım
— a coming to
Ukrainian:
вступ
(vstup)
— a coming to
Ukrainian:
приє́днання
(pryjédnannja)
— a coming to
Bulgarian:
прираст
(prirast)
— increase by something added
Finnish:
lisäys
— increase by something added
German:
Zuwachs
— increase by something added
Portuguese:
acessão
— increase by something added
Swedish:
nyanskaffning
— increase by something added
Swedish:
nyförvärv
— increase by something added
Turkish:
artma
— increase by something added
Dutch:
natrekking
— (legal) mode of acquiring property
French:
accession
— (legal) mode of acquiring property
German:
Verbindung
— (legal) mode of acquiring property
Hungarian:
áradmány
— (legal) mode of acquiring property
Indonesian:
akresi
— (legal) mode of acquiring property
Italian:
accessione
— (legal) mode of acquiring property
Portuguese:
acessão
— (legal) mode of acquiring property
Spanish:
accesión
— (legal) mode of acquiring property
Thai:
ภาคยานุวัติ
(pâak-ká-yaa-nú-wát)
— (legal) act by which one power becomes party to engagements already in force
Azerbaijani:
cülus
— act of coming to or reaching a throne, an office, or dignity
Azerbaijani:
taxta çıxma
— act of coming to or reaching a throne, an office, or dignity
Bulgarian:
възцаряване
(vǎzcarjavane)
— act of coming to or reaching a throne, an office, or dignity
Bulgarian:
възкачване
(vǎzkačvane)
— act of coming to or reaching a throne, an office, or dignity
Bulgarian:
въздигане
(vǎzdigane)
— act of coming to or reaching a throne, an office, or dignity
Danish:
tiltrædelse
— act of coming to or reaching a throne, an office, or dignity
Esperanto:
surtroniĝo
— act of coming to or reaching a throne, an office, or dignity
Esperanto:
ĉefiĝo
— act of coming to or reaching a throne, an office, or dignity
Finnish:
valtaannousu
— act of coming to or reaching a throne, an office, or dignity
German:
Antritt
— act of coming to or reaching a throne, an office, or dignity
German:
Besteigung
— act of coming to or reaching a throne, an office, or dignity
German:
Thronbesteigung
— act of coming to or reaching a throne, an office, or dignity
Norwegian Bokmål:
tiltredelse
— act of coming to or reaching a throne, an office, or dignity
Russian:
воцарение
(vocarenije)
— act of coming to or reaching a throne, an office, or dignity
Swedish:
tilträdelse
— act of coming to or reaching a throne, an office, or dignity
Turkish:
göreve gelme
— act of coming to or reaching a throne, an office, or dignity
Turkish:
tahta çıkma
— act of coming to or reaching a throne, an office, or dignity
Bulgarian:
пристъп
(pristǎp)
— (medicine) invasion, approach, or commencement of a disease