RTI or Rti may refer to:

Broadcasters

* Radiodiffusion Television Ivoirienne, state broadcaster of Ivory Coast * Radio Taiwan International, a radio station in Taiwan * Reti Televisive Italiane, an Italian broadcaster and subsidiary of Mediaset

Other businesses

* RTI International, formerly Research Triangle Institute, a not-for-profit American research organization * RTI International Metals, an American company producing titanium * RTI Producciones, a Colombian television production company

In science and technology

In computing and telecommunications

* Run-time infrastructure (simulation)

In medicine

* Reproductive tract infection * Respiratory tract infection * Reverse-transcriptase inhibitor, a class of antiretroviral drug

Other uses in science and technology

* Ramp travel index, a measure of an off road vehicle articulation, ability to keep all wheels in contact with the ground over uneven terrain * Rayleigh–Taylor instability, an instability of an interface between two fluids of different densities which occurs when the lighter fluid is pushing the heavier fluid * referred-to-input *

Reflectance Transformation Imaging Polynomial texture mapping (PTM), also known as Reflectance Transformation Imaging (RTI), is a technique of imaging and interactively displaying objects under varying lighting conditions to reveal surface phenomena. The data acquisition method is S ...

, a computational photographic method that can reveal hidden details about cultural or forensic artifacts * Receiver Transmitter line card, in the MIDS radio communication standard * Response Time Index, a measure of the thermal responsiveness of

fire sprinkler A fire sprinkler or sprinkler head is the component of a fire sprinkler system that discharges water when the effects of a fire have been detected, such as when a predetermined temperature has been exceeded. Fire sprinklers are extensively used ...

s * Relative temperature index, UL plastic thermal-aging criteria

Other uses

* Response to intervention, in education * Right to Information Act, 2005, India * Rti (Lučani), a village in Serbia * Resistance to interrogation, a technique taught to soldiers {{disambiguation