or de-ac·ces·sion

[dee-ak-sesh-uh n]
verb (used with object)
  1. to sell (a work of art) from a museum's or gallery's collections, especially with a view to acquiring funds for the purchase of other works.
verb (used without object)
  1. to deaccession a work of art from a museum's or gallery's collections.
  1. a deaccessioned work of art.

Origin of deaccession

First recorded in 1970–75; de- + accession Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018