Hey you! Yes, you! Thank you for adding beauty to the world!
Definitions of Sanctus:
noun: A prayer in Christian liturgy, beginning “Holy, holy, holy …” and typically said or sung as a hymn shortly before the anaphora.
noun: Alternative letter-case form of Sanctus [A prayer in Christian liturgy, beginning “Holy, holy, holy …” and typically said or sung as a hymn shortly before the anaphora.]