What is a Sacrament?
All sacraments are an encounter with Jesus Christ, who is himself the original sacrament.
The sacraments of initiation, which introduce the recipient into the faith, are: Baptism, Confirmation, and Eucharist.The sacraments of healing are: Reconciliation and the Anointing of the Sick. The sacraments of communion and mission are: Matrimony and Holy Orders.
(Youth Catechism of the Catholic Church, 193)