- CADB stands for Chemical Automatics Design Bureau (est. 1941; Russia)
- CADB stands for Cellule d’Appui au Développement à la Base (French: Base Development Support Unit; Mali)
- CADB stands for Collectif Accordeon Diatonique Bretagne (French: Breton Diatonic Autton Accordion Federation)
- CADB stands for Chemically Activated Direct Bonding (epoxy-free, zero-thickness bondline optical assembly process)
- CADB stands for Chemically Activated Direct Bonding (trademark of Precision Photonics; Boulder, CO)
- CADB stands for Chinese Association Dragon Boat (University of California at Irvine)
- CADB stands for Centralized Applicants Database
CADB