Consecration is the solemn
A ritual is a set of actions, performed mainly for their symbolic value. It may be prescribed by a religion or by the traditions of a community. The term usually excludes actions which are arbitrarily chosen by the performers....

 dedication to a special purpose or service, usually religious. The word "consecration" literally means "to associate with the sacred
Holiness, or sanctity, is in general the state of being holy or sacred...

". Persons, places, or things can be consecrated, and the term is used in various ways by different groups. A synonym
Synonyms are different words with almost identical or similar meanings. Words that are synonyms are said to be synonymous, and the state of being a synonym is called synonymy. The word comes from Ancient Greek syn and onoma . The words car and automobile are synonyms...

 for to consecrate is to sanctify; an antonym
In lexical semantics, opposites are words that lie in an inherently incompatible binary relationship as in the opposite pairs male : female, long : short, up : down, and precede : follow. The notion of incompatibility here refers to the fact that one word in an opposite pair entails that it is not...

 is to desecrate.
"Consecration" is used in the Catholic Church as the setting apart for the service of God of both persons and objects.
The ordination
Holy Orders
The term Holy Orders is used by many Christian churches to refer to ordination or to those individuals ordained for a special role or ministry....

 of a new bishop
Bishop (Catholic Church)
In the Catholic Church, a bishop is an ordained minister who holds the fullness of the sacrament of Holy Orders and is responsible for teaching the Catholic faith and ruling the Church....

 is also called a consecration.