| MOC | maximum oxygen consumption; multiple ocular coloboma |
|---|---|
| MOI | maximum oxygen intake; multiplicity of infection |
| MPC | marine protein concentrate; maximum permissible concentration; mean plasma concentration; meperidine... |
| MPCUR | maximum permissible concentration of unidentified radionucleotides |
| MPD | main pancreatic duct; maximum permissible dose; mean population doubling; membrane potential differe... |