Pronunciation: (dē"ak-sesh'un), [key]
to sell (a work of art) from a museum's or gallery's collections, esp. with a view to acquiring funds for the purchase of other works.
to deaccession a work of art from a museum's or gallery's collections.
a deaccessioned work of art. Also,de"-ac•ces'sion.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.