"A efficacious 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." (CCC).
"Christ instituted the sacraments of the new law. There are seven, Baptism, Confirmation, the Eucharist, Penance, the Anointing of the Sick, Holy Orders and Matrimony. " (CCC 1210). The sacraments are divided into 3 groups: Sacraments of Initiation (Baptism, Confirmation & Holy Eucharist), Sacraments of Healing (Reconciliation and Anointing of the Sick) and Sacraments at the service of Communion (Holy Orders and Matrimony).
There are seven Sacraments: Baptism, Confirmation, Eucharist, Reconciliation, Anointing of the Sick, Matrimony, and Holy Orders (and Religious Life).