| RTU | real-time ultrasonography; relative time unit; renal transplantation unit |
|---|---|
| SRT | sedimentation rate test; simple reaction time; sinus node recovery time; sitting root test; speech r... |
| tcTOFA | time constrained time-of-flight absorbance |
| TD | the time required to double the number of cells in a given population; thermal death time |
| TDT | terminal deoxynucleotidyltransferase; thermal death time; tone decay test; tumor doubling time |