| Rank | Abbreviation | Meaning |
|---|
| ***** | MAEC | Ministerio de Asuntos Exteriores y de Cooperacion (Spanish: Minister of Foreign Affairs and Cooperation; Spain)
| |
| **** | MAEC | Malay Activity Executive Committee (Singapore)
| |
| ** | MAEC | Master of Arts in Education
| |
| ** | MAEC | Ministerio de Asuntos Exteriores y Cooperación
| |
| ** | MAEC | mouse aortic endothelial cells
| |
| * | MAEC | Mid-Atlantic Equity Consortium (equal opportunity learning environment)
| |
| * | MAEC | maximum acceptable environmental concentration
| |
| * | MAEC | miniature anion-exchange/centrifugation technique
| |
| * | MAEC | Ministere des Affaires Etrangeres et du Commerce
| |
| * | MAEC | Mid Atlantic Equity Center
| |
| * | MAEC | Mobile AUTODIN Email Center
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| * | MAEC | Management Accounting Executive Committee
| |
| * | MAEC | Mesa Arts and Entertainment Center
| |
| * | MAEC | Mobile Acoustic Echo Cancellation
| |
| * | MAEC | Marseille Arc En Ciel
| |
| * | MAEC | Myanmar Atomic Energy Committee
| |
| * | MAEC | Movimiento Alas Equipo Colombia (Spanish: Team Colombia-Alas Movement; Colombia)
| |
| * | MAEC | Ministro de Asuntos Exteriores y Cooperación
| |
| * | MAEC | Mississippi Arts and Entertainment Center
| |
| * | MAEC | Murine Aortic Endothelial Cells
| |
| * | MAEC | Music Academy of Eastern Carolina
| |
| * | MAEC | Manasir Association Executive Committee
| |
| * | MAEC | monkey aortic endothelial cells
| |
| * | MAEC | Mexican American Education Council
| |
| * | MAEC | Mouse Aorta Endothelial Cells
| |