The means of grace in Christian theology are those things (the means) through which God gives grace. Just what this grace entails is interpreted in various ways: generally speaking, some see it as God blessing humankind so as to sustain and empower the Christian life; others see it as forgiveness, life, and salvation.
According to the Catholic Church, the means of grace that Christ entrusted to the Church are many.[http://www.iec2012.ie/downloads/One_Bread_One_Body.pdf Catholic Bishops' Conferences of England & Wales, Ireland and... meer