| Abbreviation | Definition |
|---|---|
| ALRA | Australias Leading Recruitment Agency |
| ALRC | A Larry Ross Communications |
| ALRC | Arkansas Lifespan Respite Coalition |
| ALRI | Acute lower respiratory infections |
| ALRI | Angkatan Laut Republik Indonesia |
| ALRI | Antero Lateral Rotatory Instability |
| ALRI | Art League Rhode Island |
| ALRIGHT | All Right |
| ALRS | Admiralty List of Radio Signals |
| ALRS | Advanced Linear Referencing System |
| ALRS | ALTA Law Research Series |
| ALRS | Apache Leap Research Site |
| ALRS | Arid Lands Resource Sciences |
| ALRS | Ascent Land Records System |
| ALRS | Ashover Light Railway Society |
| ALRS | ASTL Literacy Reading Specialist |
| ALRS | Awkward Locker Room Situation |
| ALRT | Approximate Likelihood Ratio Test |
| ALS | A ALS stands |
| ALS | A Loving Savior |