| MAC | MacConkey [broth]; major ambulatory category; malignancy-associated changes; maximum allowable conce... |
|---|---|
| MPC | marine protein concentrate; maximum permissible concentration; mean plasma concentration; meperidine... |
| beta [Greek letter beta] | an anomer of a carbohydrate; buffer capacity; carbon separated from a carboxyl by one other carbon i... |
| constit | constituent |
| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |