MMR

MMR has numerous meanings.

In science and medicine

• MMR vaccine, for measles, mumps and rubella
• DNA mismatch repair, a genetic repair pathway
• Mass miniature radiography, a screening X-ray photofluorography technique
• Maternal Mortality Ratio
• Mean Motion Resonances, two bodies having periods of revolution that are a simple integer ratio of each other
• Mesozoic Marine Revolution, the burst of evolution in the Mesozoic era caused by increased predation pressure

In culture

• Metal Mind Records, a Polish record label
• MetroMedia Radio, a rock radio station in Philadelphia

In computing

• Meet-me-room, a place where networks providers offer interconnectivity to their backbones
• Memory-mapped register, a type of Memory-mapped I/O
• Modified Modified READ, an image compression algorithm used for faxing
• Multi-master replication, a method of replication employed by databases to transfer data or changes to data across multiple computers within a group.

In the military

• Main Machinery Room, in reference to the nuclear reactors of an aircraft carrier
• Merchant Marine Reserve

Location

• Mumbai Metropolitan Region

Miscellaneous

• Master of Marketing Research, a specialized graduate business degree