- ADEB stands for Association des Editeurs Belges (French: Association of Belgian Editors)
- ADEB stands for Association pour le Développement de l’Enseignement Bi/Plurilingue (French: Association for the Development of Bi / Plurilingual Education)
- ADEB stands for Association des Entrepreneurs Belges (French: Association of Belgian Entrepreneurs; Brussels, Belgium)
- ADEB stands for Associação de Apoio aos Doentes Depressivos e Bipolares (Portugal)
- ADEB stands for Association des Dermatologues de l’Etang de Berre (French: Etang de Berre Association of Dermatologists)
ADEB