extreme unction

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The sacramental anointing of a person in immediate danger of death. The term was discarded in 1972 with the establishment of the more general sacrament of Anointing of the Sick.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The catholic sacrament of Anointing of the Sick

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a Catholic sacrament; a priest anoints a dying person with oil and prays for salvation