| Acronym | Definition |
|---|
| MCDO➣Mother and Child Development Organization (Jijiga, Ethiopia) |
| MCDO➣Mgahinga Community Development Organisation (Uganda) |
| MCDO➣Mine Clearance Diving Officer (various armed forces) |
| MCDO➣Marion Community Development Organization (Ohio) |
| MCDO➣Management and Career Development Offering (Widner Unversity; Pennsylvania) |