c.1400, from L. benedictionem (nom. benedictio), noun of action from bene dicere "to speak well of, bless," from bene "well" (see bene-) + dicere "to speak" (see diction). The oldest sense in English is of grace before meat. The older French form, beneiçon passed into Middle English as benison.

the utterance or bestowing of a blessing, especially at the end of a religious service; and returning in positive form, by a magnitude of one thousand, all intent sent to Us by any Entity