| TTD | temporary total disability; tissue tolerance dose; transient tic disorder; transverse thoracic diame... |
|---|---|
| TCID | tissue culture infective dose; tissue culture inoculated dose |
| TCID50 | median tissue culture infective dose; 50% tissue culture infective dose |
| FS | factor of safety; Fanconi syndrome; Felty syndrome; fibromyalgia syndrome; field stimulation; Fisher... |
| MMSP | malignant melanoma of soft parts |