| RNTMI | transfer ribonucleic acid initiator methionine |
|---|---|
| RT | radiologic technologist; radiotelemetry; radiotherapy; radium therapy; rapid tranquilization; reacti... |
| RTF | resistance transfer factor; respiratory tract fluid |
| SET | surrogate embryo transfer; systolic ejection time |
| tDNA | transfer deoxyribonucleic acid |