| MIRA | Macquarie Infrastructure and Real Assets 
| Others |
| MIRA | Marble Info Republican Alliance
| Others |
| MIRA | Massachusetts Immigrant and Refugee Advocacy
| Others |
| MIRA | Maximizing Investigators Research Award
| Others |
| MIRA | Media Image Resource Alliance
| Others |
| MIRA | Medical Interactive Recovery Assistant
| Others |
| MIRA | Medicare Innovation Responsiveness Act
| Others |
| MIRA | Medicare Innovation Responsiveness Act of 2003
| Others |
| MIRA | Members Internet Resource Account
| Others |
| MIRA | Mental Illness Resources Advocacy
| Others |
| MIRA | Micro Infusion Rolling Abrasion
| Others |
| MIRA | Microbial Risk Assessment
| Others |
| MIRA | Microcomputer Image Reduction And Analysis
| Others |
| MIRA | Microscopic Image Rapid Analysis
| Others |
| MIRA | Milan Infra-Red Adaptor
| Others |
| MIRA | Minimally Invasive Robotic Association
| Others |
| MIRA | Minimum Interference Routing Algorithm
| Others |
| MIRA | Missouri Immigrant and Refugee Advocates
| Others |
| MIRA | Missouri Immigrant Refugee Advocates
| Others |
| MIRA | Mobile Intercultural Resource Alliance
| Others |
| MIRA | Modernizational Internet Rosary Association
| Others |
| MIRA | Monterey Institute for Research in Astronomy
| Others |
| MIRA | Motor Industries Research Association
| Others |
| MIRA | Motor Industry Research Association
| Others |
| MIRA | Multi-Cluster Initial Rapid Assessment
| Others |
| MIRA | Multi-Sectoral Initial Rapid Assessment
| Others |
| MIRA | Multifunctional Inertial Reference Assembly
| Others |
| MIRA | Music Industry Recording Arts
| Others |