R3, R.III or R-3 or R/3 may refer to:
Aviation Aviatik R.III, a German aircraft DFW R.III, a World War I German bomber aircraft Loring R-III, a Spanish reconnaissance biplane Ross R-3 glider Tupolev R-3 Soviet reconnaissance aircraft Yakutia Airlines IATA airline designator
Entertainment BBC Radio 3, a radio operated by the BBC within the United Kingdom R3 (TV series), produced by the BBC between 1964 and 1965 Region 3, the DVD region code for Southeast Asia, South Korea, Republic of China (Taiwan), Hong Kong, Macau Resistance 3, the third game in the Resistance series R3 (video game), a computer game for the Amiga series of computers in 1995
Military Version of the German Rheintochter ground to air missile R-3 (missile), an abandoned Soviet ICBM design from the late '40s. K-13 (missile), the Vympel K-13, an air-to-air missile also known as R-3S in Soviet service R-3 tank, a proposed Romanian tank design for use in World War II , a 1919 R-class coastal and harbor defense submarine of the United States Navy
Math and science R3: Extreme risk of explosion by shock, friction, fire or other sources of ignition, a risk phrase in chemistry R-3 process, a chromogenic photo process for making Type R prints R3 or receptor 3, the third in line of a series of cellular receptors, generally at the end of an acronym R3, the three-dimensional real coordinate space in mathematics R3, three-dimensional space, the Euclidean space of real numbers in three dimensions R3, three-dimensional space group number 146 R, three-dimensional space group number 148
Transportation R3 expressway (Czech Republic), a road connecting Kaplice and the border with Austria R3 expressway (Slovakia), a road connecting Krupina and Zvolen R3 (RER Vaud), an S-Bahn line in the canton of Vaud Radial Road 3 or R-3, an arterial road of Manila, Philippines R-3 motorway (Spain), a road connecting Madrid and Tarancón R3 (SEPTA), a former commuter rail line in and near Philadelphia, Pennsylvania, which has been split into: Media/Wawa Line (R3 Media/Elwyn, formerly R3 West Chester), West Trenton Line (SEPTA) (R3 West Trenton) R3 (ring road) in Belgium R3 (Rodalies de Catalunya), a commuter rail line in Barcelona, Catalonia, Spain R3 Lougheed Hwy, an express bus route in Metro Vancouver, British Columbia, Canada R3 road (Zimbabwe), a road connecting Chirundu with Harare
Other uses Ågesta Nuclear Plant, also known as R3, was the third nuclear reactor built in Sweden Jaguar R3, a car made by Jaguar Racing for the 2002 Formula One season Leica R3, a 1976 35mm SLR camera Reduce, reuse, recycle SAP R/3, the previous designation for an enterprise resource planning software produced by SAP AG; the new name is SAP ERP Yamaha YZF-R3 ISO Recommendation R3, a forerunner to the international standard ISO 3 Canon EOS R3, a Canon full-frame mirrorless interchangeable-lens camera Proton R3, former motorsport and performance division of the Malaysian automotive brand Proton Rivian R3, a battery electric compact SUV
See also
R3.0 (album), a 2017 album by Regine Velasquez R3.0 (concert), a 2017 concert by Regine Velasquez R03 (disambiguation) 3R (disambiguation) R (disambiguation)