- AADL stands for Ann Arbor District Library (Ann Arbor, MI)
- AADL stands for Alberta Aids to Daily Living (Alberta, Canada)
- AADL stands for Architecture Analysis and Design Language
- AADL stands for Asociación Argentina de Luminotecnia
- AADL stands for Advanced Activities of Daily Living (geriatric nursing)
- AADL stands for Avionic Architecture Description Language
AADL