[tey dey-oo
m, -uhm, tee dee-uhm] 
| 1. | (italics) an ancient Latin hymn of praise to God, in the form of a psalm, sung regularly at matins in the Roman Catholic Church and, usually, in an English translation, at Morning Prayer in the Anglican Church, as well as on special occasions as a service of thanksgiving. |
| 2. | a musical setting of this hymn. |
| 3. | a service of thanksgiving in which this hymn forms a prominent part. |
| Te De·um (tā' dā'əm, -ōōm, tē' dē'əm) n. A hymn of praise to God sung as part of a liturgy. [From Late Latin Tē Deum (laudāmus), You, God, (we praise), the opening words of the hymn : Latin tē, you + Latin deum, accusative of deus, god.] |
| Te Deum Latin Te Deum laudamus (You, God, we praise) |
