Sanctus

Etymology
, the opening word of the prayer in that language. The prayer is taken from Isaiah 6:3 and Matthew 21:9. .

Proper noun

 * 1) A prayer in Christian liturgy, beginning “Holy, holy, holy …” and typically said or sung as a hymn shortly before the anaphora.

Translations

 * French: Sanctus
 * German: Sanctus

Etymology
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