introit

[ in-troh-it, -troit ]
/ ˈɪn troʊ ɪt, -trɔɪt /

noun

Roman Catholic Church. a part of a psalm with antiphon recited by the celebrant of the Mass at the foot of the altar and, at High Mass, sung by the choir when the priest begins the Mass.
Anglican Church, Lutheran Church. a psalm or anthem sung as the celebrant of the Holy Communion enters the sanctuary.
a choral response sung at the beginning of a religious service.

Origin of introit

1475–85; < Medieval Latin introitus (misse or ad missam), Latin: entrance, beginning, equivalent to intro-, combining form of intrō intro- + -i-, variant stem of īre to go + -tus suffix of v. action
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British Dictionary definitions for introit

introit

/ (ˈɪntrɔɪt) /

noun

RC Church Church of England a short prayer said or sung as the celebrant is entering the sanctuary to celebrate Mass or Holy Communion

Derived Forms

introital, adjective

Word Origin for introit

C15: from Church Latin introitus introit, from Latin: entrance, from introīre to go in, from intro- + īre to go
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012