| TBD | total body density; Toxicology Data Base |
|---|---|
| TDB | Toxicology Data Bank |
| TOD | right eye tension [Lat. oculus dexter]; Time-Oriented Data [Bank]; titanium optimized design [plate]... |
| TOXLINE | Toxicology Information On-Line [data bank] |
| TOXLIT | Toxicology Liturature [data bank] |