invitatory

A psalm or other piece sung as an invitation to prayer in church services, especially at the opening of matins in the Roman office.

Constituting or containing an invitation.

Using or containing invitation.

A form of invitation used in religious worship; something consisting of or containing invitation in church service.

Specifically— A form of exhortation to praise; especially, in the daily office of the Western Church, the variable antiphon to the Venite at matins. In the Anglican matins or morning prayer the versicle “Praise ye the Lord” (founded on the former “Alleluia” or “Laus tibi”), with its response, “The Lord’s name be praised,” serves as unvarying invitatory. In the Greek Church the invariable invitatory is the triple “O come, let us worship … (Δευ%21τε, προσκυνήσ, σ1ωμεν …)” before the psalms at each of the canonical hours.

An early name of the Roman introit.

Any text of Scripture chosen for the day, and used before the Venite or 95th Psalm.

Using or containing invitations.

That which invites; specifically, the invitatory psalm, or a part of it used in worship.

Of or pertaining to an invitation