ADH

• Ada Municipal Airport, Oklahoma, US
• Air One, an Italian airline
• IATA airport code for Aldan Airport in Sakha Republic, Russia

• Adipic acid dihydrazide, a chemical compound
• Alcohol dehydrogenase, an enzyme
• Antidiuretic hormone or vasopressin
• Atypical ductal hyperplasia, a lesion of the breast

• Aalborg DH, a Danish handball club

• Andheri railway station, Mumbai, India

• Adhola dialect of Southern Luo, spoken in Uganda

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