- ADCA stands for Alcohol and Other Drugs Council of Australia
- ADCA stands for Asociación para el Desarrollo de la Conciencia y la Autorrealización (Spanish: Association for the Development of Consciousness and Self-Realization)
- ADCA stands for American Dental Coders Association (online dental billing training)
- ADCA stands for Adenocarcinoma
- ADCA stands for Autosomal Dominant Cerebellar Ataxias
- ADCA stands for American Dexter Cattle Association
- ADCA stands for Advanced Degree Consulting Alliance (Northwestern University; Illinois)
- ADCA stands for Advanced Digital Communications Associates (Geneva, Switzerland)
- ADCA stands for America’s Dream Chamber Artists (New York-based chamber music society)
- ADCA stands for Australian Die Casting Association (Bayswater, VIC, Australia)
- ADCA stands for Aerospace Department Chairs Association
- ADCA stands for Antique Doorknob Collectors of America
- ADCA stands for American Distance Counseling Association (Pittsburgh, Pennsylvania)
- ADCA stands for Asociación Andaluza para la Rehabilitación e Integración del Daño Cerebral Adquirido
ADCA