(Roman Catholicism, music) A prayer, typically part of a psalm or other portion of the Bible, read or sung at the start of Mass while or immediately after the priest ascends to the altar.

plural of introit

(obsolete, rare) Tending inward.

(anatomy) Relating to the introitus.

(medicine) The entrance to a hollow organ or canal; often specifically the entrance to the vagina. / (music) A piece of music played before a mass; a musical introduction of any sort.

plural of introitus vaginae

(anatomy) The entrance to the vagina.

Alternative spelling of introitus vaginæ

plural of introitus