ADD
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(Redirected from A.D.D.)
ADD or Add may refer to:
- Addition
- Adderley Park railway station, United Kingdom, from its National Rail code
- Administration on Developmental Disabilities, of the United States Administration for Children and Families
- Advanced Dungeons & Dragons
- Ang Dating Daan
- an assembly language computer instruction to add two numbers
- Attention-deficit disorder, also known as attention-deficit hyperactivity disorder
- Attribute-driven design, in software architecture - See Link
- Bole International Airport, Addis Ababa, Ethiopia, from its IATA airport code
- a SPARS Code indicating that a CD was recorded in analog and mastered/transferred digitally

