| Term | Full Form | Category |
|---|---|---|
| MCWA | Macedonian Community Welfare Association | Others |
| MCWA | McHenry County Wireless Association | Others |
| MCWA | Medical Centers of West Africa | Others |
| MCWA | Mesa County Water Association | Others |
| MCWA | Mid Career Writing Assessment | Others |
| MCWA | Mohave County Water Authority | Others |
| MCWA | Monocacy Catoctin Watershed Alliance | Others |
| MCWA | Monroe County Water Authority | Others |