AD


Meaning of AD in English

I. abbreviation

1. active duty

2. often not capitalized after date

3. air-dried

4. alternate days

5.

[Latin anno domini ]

in the year of our Lord — often printed in small capitals

6. often not capitalized

[Latin ante diem ]

before the day

7. archduke

8. assembly district

9. autograph document

10. average deviation

II. abbreviation

Alzheimer's disease

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.