ACH
From Wikipedia, the free encyclopedia
ACH is a three-letter abbreviation with multiple meanings, as described below:
- Acetylcholine (ACh), a neurotransmitter
- Achondroplasia, a type of genetic disorder that is a common cause of dwarfism
- Achnashellach railway station (United Kingdom), as the National Rail code for the station
- Acholi language (ach), as the ISO 639 code for the language
- Advanced Combat Helmet
- Alliance Club Horsens, a Danish football club
- Altenrhein Airport (Switzerland), as the IATA airport code
- American College of Heraldry, an heraldic organization in the United States
- Analysis of Competing Hypotheses
- Angeles Crest Highway
- Automated Clearing House, a nationwide American electronic banking network
- Air Changes per Hour, a measure of ventilation exchange rate in buildings
- Arkansas Children's Hospital in Little Rock, Arkansas

