benedicite

noun
  1. A prayer of blessing or thanksgiving, especially one said before a meal.
  2. Usage: Often capitalized when referring to a specific liturgical prayer or canticle.; Formal or religious context.
interjection
  1. A Latin greeting or blessing meaning 'may you be blessed'; used as a formal salutation.
  2. Usage: Archaic or formal.; From Latin, literally 'be blessed.'

Examples