anno Domini

adverb

an·​no Do·​mi·​ni ˌa-(ˌ)nō-ˈdō-mə-nē 

-ˈdä-,

-ˌnī 

often capitalized A

—used to indicate that a time division falls within the Christian era

Word History

Etymology

Medieval Latin, in the year of the Lord

First Known Use

15th century, in the meaning defined above

Kids Definition

anno Domini

adverb

an·​no Do·​mi·​ni ˌan-ō-ˈdäm-ə-nē  -ˈdō-mə- 

-ˌnī

often capitalized A

—used to indicate that a time division falls within the period dating from the birth of Christ

Etymology

Latin, literally "in the year of the Lord"