| Abbreviation | Definition |
|---|---|
| ACP | alternate complement pathway |
| ACP | American College of Pathologists |
| ACP | American College of Pharmacists |
| ACP | American College of Psychiatrists |
| ACP | antegrade cerebral perfusion |
| ACP | anterior cervical plate |
| ACP | anterior clinoid process |
| ACP | antiviral collection point |
| ACP | antrochoanal polyp |
| ACP | area contingency plan |
| ACP | aspirin-caffeine-phenacetin |
| ACP | Association for Clinical Pathologists |
| ACP | Asymptomatic Cardiac ischemia Pilot study |
| ACP | autoimmune chronic pancreatitis |
| ACR | abdominal compression reaction |
| ACR | absolute catabolic rate |
| ACR | acquired cellular resistance |
| ACR | acute cellular rejection |
| ACR | adenomatosis of colon and rectum |
| ACR | adequate clinical response |