| MCDAS | Manchester Committee to Defend Asylum Seekers 
| Others |
| MCDAS | Measurement and Controls Data Acquisition System
| Others |
| MCDAS | Modified Child Dental Anxiety Scale
| Others |
| MCDAS | Multi Channel Data Acquisition System
| Others |
| MCDAS | Multimicrovacuolar Collagen Dynamic Absorption System
| Others |
| MCDAS | Multiple Channel Data Acquisition System
| Others |