benedicite
Concise Oxford English Dictionary © 2008 Oxford University Press:
benedicite /ˌbɛnɪˈdʌɪsɪti/
▶noun a blessing, especially a grace said at table in religious communities.
– origin L., ‘bless you!’, pl. imper. from benedicere ‘wish well’; the first word of the Latin canticle Benedicte, omnia opera.
'benedicite' also found in these Oxford entries:

