Agnus Dei
Concise Oxford English Dictionary © 2008 Oxford University Press:
Agnus Dei /ˌagnʊs ˈdeɪiː, ˌanjʊs, ˈdiːʌɪ/
▶noun
- 1 a figure of a lamb bearing a cross or flag, as an emblem of Christ.
- 2 Christian Church an invocation beginning with the words ‘Lamb of God’ forming a set part of the Mass.
– origin ME: from L., lit. ‘Lamb of God’.
'Agnus Dei' also found in these Oxford entries:

