Editing RT (section)

==Science and technology==
===Biology and medicine===
* [[Radiation therapy]] or radiotherapy
* [[Rapid test]]
* [[Reaction time]], a term used in psychology
* [[Respiratory therapist]]
* [[Resuscitative thoracotomy]]
* [[Reverse transcriptase]], an enzyme that transcribes RNA to DNA
* [[Richter's transformation]], in chronic leukemia
* <math>R_t</math> or [[effective reproduction number]], a measure of the spread of an infection in epidemiology

===Computing and telecommunications===
* [[IBM RT PC]], a computer
* [[Windows RT]], for ARM processors
* [[Radiotechnique]], a French electronics manufacturer
* [[Radiotelephone]]
* [[Request Tracker]], a ticketing system
* [[Retweeting]], a sharing function on Twitter
* RT-Mobile, spun off from [[Rostelecom]] in Russia

===Other uses in science and technology===
* [[RT (energy)]], the product of the gas constant (R) and temperature
* [[Relevance theory]], a linguistic framework for understanding utterance interpretation