| Runangan |
runaway reaction |
runaway star |
Runco, Mario, Jr (1952– ) |
Runcorn, Stanley Keith |
| Runcorn, Stanley Keith (1922–95) |
Rundstedt, Gerd von (1875–1953) |
Runge–Kutta methods |
Runge–Lenz vector |
run(in a coordinate system) |
| run(in statistics) |
run-length codes |
run-length encoding |
run-length limited encoding |
runnel |
| runner |
running |
running mean |
running yield |
run-off |
| run-off triangle |
runs test |
run time |
runtime error |
run-time system |
| run-time verification |
Rupelian |
Rupert, Prince (1619–82) |
rupes |
rupture |
| rupture disc |
rural |
rural depopulation |
rural geography |
rurality |
| rural–urban continuum |
rural–urban fringe |
rush |
Rushton, John Henry (1905–85) |
Rushton turbine |
| Rushton, William Albert Hugh |
Ruska, Ernst August Friedrich |
Rusophycus |
Russell, Bertrand Arthur William |
Russell, Bertrand Arthur William (1872–1970) |
| Russell, Henry Norris |
Russell, Henry Norris (1877–1957) |
Russell, John, 1st Earl Russell (1792–1878) |
Russell–Saunders coupling |
Russell–Vogt theorem |
| Russell’s paradox |
Russia |
Russian borer |
Russian Civil War (1918–21) |
Russian Federal Space Agency |
| Russian Revolution (1905) |
Russian Revolution (1917) |
Russo-Japanese War (1904–05) |
Russo-Turkish Wars (1806–12) |
rust belt |
| rustbelt |
rusting |
rusts |
ruthenium |
rutherford |
| Rutherford and Royds’ apparatus |
Rutherford Appleton Laboratory |
Rutherford back scattering |
Rutherford backscattering spectrometry |
Rutherford, Daniel |
| Rutherford, Ernest |
Rutherford, Ernest (1871–1937) |
Rutherford, Ernest, Lord (1871–1937) |
rutherfordium |
Rutherford, Lord (1871–1937) |
| Rutherford, Lord Ernest (1871–1937) |
Rutherford model |
Rutherford scattering |
rutile |
rutile structure |
| ruware |
Ruybal test |
Ruyter, Michiel Adrianszoon de (1607–76) |
Ružička, Leopold |
RV |
| r.v. |
rv |
RV Tauri star |
Rwanda |
RW Aurigae star |
| RXTE |
Ryan–Einot–Gabriel–Welsch test |
Rybczynski theorem |
Rydberg atom |
Rydberg constant |
| Rydberg, Johannes Robert |
Rydberg spectrum |
Rye House Plot (1683) |
Ryle, Gilbert (1900–76) |
Ryle, Martin (1918–84) |
| Ryle, Sir Martin |
Ryle Telescope |
Ryswick, Treaty of (1697) |
Ryukyu Trench |
Ryumin, Valery Victorovitch (1939– ) |
| Ryzanian |
RZ |
Gnetophyta |
gnome |
gnomon |
| gnomonic projection |
gnosis |
gnosticism |
gnothi se auton |
gnotobiotic |
| GNP |
GNU |
gnu |
go |
goaf |
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