| Abbreviation | Definition |
|---|---|
| ARO | Automatic Room Optimization |
| AROC | Arab Resource Organizing Center |
| AROC | Arizona Registrar of Contractors |
| AROC | Arms Room Operations Course |
| AROC | Army Requirements Oversight Council |
| AROC | Associated Radiologists of Clarkston |
| AROC | Athletic Republic of Orange County |
| AROC | Average Rate of Change |
| AROC | Avon Regional Organisation of Councils |
| AROF | Anagrafe Regionale Obbligo Formativo |
| AROI | Annualized Return on Investment |
| AROI | Association of Radio Operators of India |
| AROM | Accelerated Read Out Mimosa |
| AROM | Alterable Read Only Memory |
| AROM | Ankle Range Of Motion |
| AROM | aquagenic refractory organic matter |
| AROM | Artificial Rupture Of Membrane |
| AROM | Asymmetric Ring Opening Metathesis |
| AROM | Axtive Range Of Motion |
| AROMA | A Revolution of Missional Athletes |