(dēˌăk-sĕshˈən)
verb de·ac·ces·sioned,
de·ac·ces·sion·ing,
de·ac·ces·sions verb, transitive To remove and sell (a work of art) from a museum's collection, especially in order to purchase other works of art: “He also denied that … friends of the museum were permitted to buy … pieces that were deaccessioned” (New York Times).
verb, intransitive To remove a work of art from a museum's collection and sell it.
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