| Acronym | Definition |
|---|
| ACNP | American College of Nurse Practitioners |
| ACNP | American College of Neuropsychopharmacology |
| ACNP | Acute Care Nurse Practitioner |
| ACNP | American College of Nuclear Physicians |
| ACNP | Asociación Católica Nacional de Propagandistas (Spanish: National Catholic Association of Propagandists) |
| ACNP | Archivio Collettivo Nazionale delle Pubblicazioni Periodiche |
| ACNP | Aerohive Certified Network Professional |
| ACNP | American College of Neuropsychiatrists |
| ACNP | Assistant Chief of Naval Personnel |
| ACNP | Allied Chemical Nuclear Products, Inc. |