Bible Dictionaries
Ter Sanctus

The American Church Dictionary and Cyclopedia

Meaning Thrice Holy. The Latin title of the hymn in the Communion Office beginning "Holy, Holy, Holy." This hymn is of the most ancient origin and forms part of all the oldest Liturgies. In the Liturgies of St. Basil and St. Chrysostom, it is called the "Triumphal Hymn."

Bibliography Information
Miller, William James. Entry for 'Ter Sanctus'. The American Church Dictionary and Cyclopedia. https://www.studylight.org/​dictionaries/​eng/​acd/​t/ter-sanctus.html. 1901.