A/R
| Acronym | Definition |
|---|---|
| A/R | As Required |
| A/R | Accounts Receivable |
| A/R | Andata e Ritorno (Italian: Forward and Backward/Out and Home/First and Last Half) |
| A/R | Area/Radius (geometry) |
| A/R | Antireflection |
| A/R | Accepted/Rejected |
| A/R | Accept/Refuse (message) |
| A/R | Analog to Resolver |