- AChR stands for Acetylcholine Receptor
- ACHR stands for Asian Centre for Human Rights
- ACHR stands for American Convention on Human Rights (Organization of American States)
- ACHR stands for Asian Coalition for Housing Rights (Nepal)
- ACHR stands for Advisory Committee on Health Research
- ACHR stands for Alabama Council on Human Relations (Auburn, Alabama)
- ACHR stands for Albanian Center for Human Rights
- ACHR stands for Ante Christum
- ACHR stands for Adjacent Cell Hit Ratio
ACHR