Main Entry: Ag·nus Dei

Pronunciation: \ˌäg-ˌnu̇s-ˈdā(-ˌē), -ˌnüs-; ˌän-yu̇s-; ˌag-nəs-\

Function: noun

Etymology: Middle English, from Late Latin, lamb of God; from its opening words

Date: 14th century

1 : a liturgical prayer addressed to Christ as Savior
2 : an image of a lamb often with a halo and a banner and cross used as a symbol of Christ

[Agnus Dei illustration]