invitatory adjective & noun. [ɪn'vʌɪtǝt(ǝ)ri] ME.
[Late Latin invitatorius, from Latin invitare invite: see -ORY².]
A. adjective.
1. Eccl. invitatory psalm, the Venite, Psalm 95 (94 in the Vulgate), with its antiphon, which begins the first office of the day. ME.

2. That invites or tends to invite; containing or conveying an invitation. M17.
b. noun.
1. Any of various forms of invitation used in religious worship; spec. the invitatory psalm. LME.
b. Roman Catholic Church (now Hist.). The introit. LME.

2. An invitation. M17.

[TahlilGaran] English Dictionary ▲