| ACRU | Active Confirmed Registered User 
| Others |
| ACRU | Active Confirmed Registered Users
| Others |
| ACRU | Acute Care Research Unit
| Others |
| ACRU | Aged Care Rehabilitation Unit
| Others |
| ACRU | Agricultural Catchments Research Unit
| Others |
| ACRU | AIDS Clinical Research Unit
| Others |
| ACRU | American Civil Rights Union
| Others |
| ACRU | American Constitutional Rights Union
| Others |
| ACRU | Annual Corporate and Regulatory Update
| Others |
| ACRU | Anvullende CAO Rijk Uitzendingen
| Others |
| ACRU | Appliance Certificate Renewal Utility
| Others |
| ACRU | Archives and Corporate Records Unit
| Others |
| ACRU | Asbestos Contractor's Registration Unit
| Others |
| ACRU | Asbestos Contractors Registration Unit
| Others |
| ACRU | Asbestos Contractors' Registration Unit
| Others |
| ACRU | Association of Carpathian Region Universities
| Others |
| ACRU | Associazione Collegi e Residenze Universitarie
| Others |
| ACRU | Astrophysics and Cosmology Research Unit
| Others |
| ACRU | Astrophysics Cosmology Research Unit
| Others |