| ID | identification; iditol dehydrogenase; immunodeficiency; immunodiffusion; immunoglobulin deficiency; ... |
|---|---|
| TCID50 | median tissue culture infective dose; 50% tissue culture infective dose |
| MID | maximum inhibiting dilution; mesioincisodistal; midinfarct dementia; minimum infective dose; minimum... |
| TCID | tissue culture infective dose; tissue culture inoculated dose |
| TD | tabes dorsalis; tardive dyskinesia; T-cell dependent; temporary disability; terminal device; tetanus... |