"A sacrament is a sign of grace, instituted by Christ and entrusted to the Church, by which divine life is dispensed to us through the work of the Holy Spirit. The seven sacraments touch all the stages and all the important moments of Christian life: they give birth and increase, healing and mission to the Christian’s life of faith.” Catechism of the Catholic Church #1210
The sacraments are often grouped into the following three categories:
Sacraments of Initiation:
Sacraments of Healing:
Sacraments of Vocation: