AR

Meanings

1. Initialism of autoregressive.

1. An AR-15 personal semi-automatic rifle, M-16 assault rifle, M-4 carbine, derivative or related gun; the Armalite AR family and derivatives.
2. An assault rifle or automatic rifle.
3. Initialism of accounts receivable.
4. Initialism of acknowledgment of receipt.
5. Initialism of age regression.
6. Initialism of augmented reality.
7. Initialism of alternate reality.
8. Initialism of American record, national record for the United States.
9. Initialism of administrative rule or administrative regulation.
10. Initialism of androgen receptor.
11. Initialism of area record, best achievement among those by persons from a given continent.
12. Initialism of armed robbery.

1. Abbreviation of Arkansas: a state of the United States.
2. Abbreviation of Arunachal Pradesh: a state of India.
3. Abbreviation of American Revolution

1. The name of the Latin script letter R/r.

1. Alternative form of arr.

1. Alternative form of arr.

1. Obsolete spelling of are.

1. Alternative form of ah (question particle).

1. Alternative letter-case form of ar.

Etymology

Abbreviation.