1.To make, or declare to be, sacred; to appropriate to sacred uses; to set apart, dedicate, or devote, to the service or worship of God; as, to consecrate a church; to give (one's self) unreservedly, as to the service of God. "One day in the week is... consecrated to a holy rest."
2.To set apart to a sacred office; as, to consecrate a bishop. "Thou shalt consecrate Aaron and his sons."
3.To canonize; to exalt to the rank of a saint; to enroll among the gods, as a Roman emperor.
4.To render venerable or revered; to hallow; to dignify; as, rules or principles consecrated by time.