Prayer opener is a term used to describe the beginning of a prayer. The most common prayer openers are AVE, LORD, OGod, and OLord. AVE is a Latin word meaning 'HAIL' and is often used as a salutation to Mary, the mother of Jesus. LORD is a title used to refer to God in many religions. OGod is an abbreviation of the phrase 'Oh God' which is used to address God in prayer. OLord is an abbreviation of the phrase 'Oh LORD' which is also used to address God in prayer.