Te Deum
A concise introductory text, Te Deum provides a basic framework for understanding within history the development of the vast treasury of psalms, hymns, canticles, spiritual songs, and other sacred music within the Christian tradition. This is the first text which addresses the nature of church music from both a historical and theological context.

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1. \Te De"um\
   A musical setting of the Te Deum.
   

2. \Te` De"um\ [L., from te (accus. of tu thou) + Deum,
   accus. of Deus God. See {Thou}, and {Deity}.]
   1. An ancient and celebrated Christian hymn, of uncertain
      authorship, but often ascribed to St. Ambrose; -- so
      called from the first words ``Te Deum laudamus.'' It forms
      part of the daily matins of the Roman Catholic breviary,
      and is sung on all occasions of thanksgiving. In its
      English form, commencing with words, ``We praise thee, O
      God,'' it forms a part of the regular morning service of
      the Church of England and the Protestant Episcopal Church
      in America.
   2. A religious service in which the singing of the hymn forms
      a principal part.