Noun
The act of anointing, smearing, or rubbing with an unguent, oil, or ointment, especially for medical purposes, or as a symbol of consecration; as, mercurial unction.
That which is used for anointing; an unguent; an ointment; hence, anything soothing or lenitive.
That quality in language, address, or the like, which excites emotion; especially, strong devotion; religious fervor and tenderness; sometimes, a simulated, factitious, or unnatural fervor.
Source: Webster's dictionaryAccording to Orthodox teaching unction is based on the Epistle of James : Is anyone among you sick? Source: Internet
After the Pope's canonization, another miracle is said to have taken place when a Christian family activist named Clem Lane suffered a major heart attack and was placed in an oxygen tent, where he was given extreme unction. Source: Internet
Christianity The Roman Catholic, Orthodox and Anglican churches use olive oil for the Oil of Catechumens (used to bless and strengthen those preparing for Baptism) and Oil of the Sick (used to confer the Sacrament of Anointing of the Sick or Unction ). Source: Internet
Eastern Orthodox Church The teaching of the Eastern Orthodox Church on the Holy Mystery (sacrament) of Unction is similar to that of the Roman Catholic Church. Source: Internet
Detail of The Seven Sacraments (1445) by Rogier van der Weyden showing the sacrament of Extreme Unction or Anointing of the Sick. Source: Internet
In the same narrative, Jesus says, "in that she hath poured this ointment on my body, she did it for my burial" (Id., v. 12), linking the unction with Christ's death and resurrection. Source: Internet