Standard Lemma guide

deaccession

noun · verb · 3 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

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  • UK: /ˌdiːækˈsɛʃən/

1

noun

Meaning 1

The disposal of objects in this way, or the disposed object itself.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: accession

2

verb

Meaning 2

To officially remove an object from a ledger of a museum, art gallery or library so that it may be sold or disposed.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: deacquisition

Antonyms: none provided

3

verb

Meaning 3

sell (art works) from a collection, especially in order to raise money for the purchase of other art works

Definition source: Princeton WordNet 3.0

Examples

  • The museum deaccessioned several important works of this painter

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: sell

History

Etymology

Etymology tree Proto-Indo-European *de Proto-Indo-European *-h1 Proto-Indo-European *déh1 Proto-Italic *dē Latin dē Latin dē-der. English de- English accession English deaccession From de- + accession.