Ade
- -ade
- ADA (disambiguation)
- ADE (chemotherapy)
- ADE classification
- Acoustic droplet ejection
- Ada (disambiguation)
- Ada Air
- Ade (given name)
- Ade (surname)
- Ade, Indiana
- Ade, Maharashtra
- AdeS
- Adele language
- Aden International Airport
- Adenine
- Adobe Digital Editions
- Advection-diffusion equation
- Adverse effect
- Adé (singer)
- Adé, Chad
- Adé, Hautes-Pyrénées
- Aeronautical Development Establishment
- Algebraic differential equation
- Amsterdam Dance Event
- Antibody-dependent enhancement
- Application Development Environment
- Arizona Department of Education
- Association for Decentralised Energy
- Atlantis Diesel Engines
- Australian Disability Enterprise
- King's Counsel