DCCM stands for Death Come Cover Me (band; Berlin, Germany)
DCCM
stands for Diploma in Critical Care Medicine (University of Colombo; Sri Lanka)
DCCM stands for Direction Centrale du Commissariat de la Marine (French: Central Directorate of the Office of the Navy)
DCCM stands for Document Configuration and Change Management (software; European Cooperation for Space Standarization Compliant Toolset for Information and Projects Support of Enterprises in Space)
DCCM stands for Downlink Channel Covariance Matrix
DCCM stands for Dynamic Cryptographic Context Management
DCCM stands for Drug Court Case Management (database)
DCCM stands for Master Chief Damage Controlman (US naval rating)
DCCM stands for Data Communication Channel Multiplex (Section)
DCCM stands for Design and Control of Concrete Mixtures (trade publication)