Trisagion

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Trisagion \Tris*ag"i*on\, n. [NL., fr. Gr. ? thrice holy; ?
     thrice + ? holy.] (Eccl.)
     An ancient anthem, -- usually known by its Latin name
     tersanctus.See {Tersanctus}.
     [1913 Webster]