NAD
NAD stands for:
- the Indonesian province of Aceh (Nanggroe Aceh Darussalam)
- Namibian dollar , currency code according to ISO 4217
- NEAT supervisory delegation , parliamentary control group in Switzerland
- Neuroaxonal dystrophy , a rare disease of the brain in humans
- New Acoustic Dimension , original meaning of the first part of the name of NAD Electronics , a British / Canadian hi-fi producer
- Nicotinamide adenine dinucleotide , coenzyme that is involved in numerous redox reactions in cell metabolism
- North American Datum , geodetic reference system for the surveying networks in North America
- North American Division , North American Seventh-day Adventist Division
- Nosocomially Acquired Diarrhea , a hospital-acquired infection with microorganisms that cause diarrhea ( nosocomial infection )