| SSTec | Solid State Technology | In English | → Serial publications, periodicals → Physics |
| SSTor | Studia Societatis Scientiarum Torunensis | In Latin | → Serial publications, periodicals |
| SSWP | Springer Verlag Springer Series on Wave Phenomena | In English | → Serial publications, periodicals → Physics |
| ST | Space Telescope | In English | → Astronomy → Spaceflight engineering, astronautics |
| ST | Star Tracker | In English | → Astronomy → Spaceflight engineering, astronautics |
| ST | Sciences de la Terre | In French | → Earth sciences |
| STA | Science and Technology Agency | In English | → Applied sciences, technology |
| STACC | Standard Telemetry And Communications Component | In English | → Astronomy → Spaceflight engineering, astronautics → Telecommunications |
| StAM | Studies in Applied Mathematics | In English | → Serial publications, periodicals → Mathematics |
| STAR | Scientific And Technical Report | In English | → Engineering, technology |
| STAT | Signal Transducer and Activator of Transcription | In English | → Genetics → Biochemistry, biophysics |
| STATS | Star Tracker Alignment Test Set | In English | → Astronomy → Spaceflight engineering, astronautics |
| StBio | Studia Biophysica | In Latin | → Serial publications, periodicals → Biochemistry, biophysics |
| StCeF | Studii şi Cercetări de Fizică | In Romanian | → Serial publications, periodicals → Physics |
| StCeM | Studii şi Cercetări Matematice | In Romanian | → Serial publications, periodicals → Mathematics |
| STCS | Special Telemetry Conversion System | In English | → Geodesy, cartography |
| STD | Stratigraphische Tabelle von Deutschland | In German | → Stratigraphy |
| STEB | Scienca kaj Teknika Esperanto-Biblioteko | In Esperanto | → Libraries → Applied sciences, technology |
| STEP | Science and Technology Entrepreneurs Park | In English | → Applied sciences, technology |
| SteRe | Steward Observatory Reprints | In English | → Serial publications, periodicals → Astronomy |
| STEREO | Solar TErrestrial RElations Observatory | In English | → Observatories |
| STERJ | Solar, Terrestrial and Environmental Research Japan | In English | → Serial publications, periodicals → Astronomy → Earth sciences |
| STFT | Short-Time Fourier Transform | In English | → Mathematics |
| StGeo | Studies in Geophysics | In English | → Serial publications, periodicals → Geophysics |
| StGG | Studia Geophysica et Geodaetica | In Latin | → Serial publications, periodicals → Geophysics → Geodesy, cartography |
| StHCG | Studies in High Energy Physics Cosmology and Gravitation | In English | → Serial publications, periodicals → Nuclear, atomic, and molecular physics → Cosmology |
| StHEP | Studies in High Energy Physics | In English | → Serial publications, periodicals → Nuclear, atomic, and molecular physics |
| StHMP | Studies in the History of Mathematics and the Physical Sciences | In English | → Serial publications, periodicals → History |
| STICA | Space Technology Industrial and Commercial Applications | In English | → Serial publications, periodicals → Astronomy → Spaceflight engineering, astronautics |
| STINFO | Scientific and Technical Information | In English | → Engineering, technology |
| STKE | Signal Transduction Knowledge Environnement | In English | → Biological sciences |
| STL | Sciences et Technologies de Laboratoire | In French | |
| StMaP | Studies in Mathematical Physics | In English | → Serial publications, periodicals → Astronomy → Physics |
| STMP | Springer Tracts in Modern Physics | In English | → Serial publications, periodicals → Physics |
| STN | The Scientific & Technical Information Network | In English | → Engineering, technology |
| STO | Solar Terrestrial Observatory | In English | → Observatories → Solar system |
| StoAn | Stockholms Observatoriums Annaler | In Swedish | → Serial publications, periodicals → Astronomy |
| STOIC | Study of Tropical Oceans in Coupled Models | In English | → Meteorology, climatology → Marine research, oceanography |
| STOIC | Stratospheric Ozone Intercomparison Campaign | In English | → Meteorology, climatology |
| StoMe | Stockholms Observatoriums Meddelande | In Swedish | → Serial publications, periodicals → Astronomy |
| StoOR | Stockholms Observatoriums Reports | In Swedish | → Serial publications, periodicals → Astronomy |
| STOWA | Stichting Toepast Onderzoek Waterbeheer | In Dutch | → Foundations → Hydrology → Environmental technology, water supply, waste management |
| STP | Solar-Terrestrial Physics | In English | → Astronomy → Earth sciences |
| StPTC | Studies in Physical and Theoretical Chemistry | In English | → Serial publications, periodicals → Theoretical chemistry → Physical chemistry |
| STRI | Science and Technology Research Institute | In English | → Research institutes → Research policy → Applied sciences, technology |
| STScI | Space Telescope Science Institute | In English | → Astronomy |
| StSky | Star Sky | In English | → Serial publications, periodicals → Astronomy |
| STSSP | Selected Topics in Solid State Physics | In English | → Serial publications, periodicals → Physics |
| STU | Sciences de la Terre et de l'Univers | In French | → Astronomy → Earth sciences |
| SuMi | Superlattices and Microstructures | In English | → Serial publications, periodicals |
| SUMS | Shuttle Upper Atmosphere Mass Spectrometer | In English | → Astronomy → Analytical chemistry → Spaceflight engineering, astronautics |
| SUSIM | Solar Ultraviolet Spectral Irradiance Monitor | In English | → Astronomy |
| SUSUSE | Sustainable Use and Conservation of Marine Living Resources | In English | → Marine research, oceanography |
| SUVSR | Scandinavian Union of Amateur Astronomers Variable Star Section | In English | → Serial publications, periodicals → Astronomy |
| SV | Sciences de la Vie | In French | → Biological sciences |
| SV | Shock and Vibration | In English | → Serial publications, periodicals → Acoustics |
| SvA | Soviet Astronomy | In English | → Serial publications, periodicals → Astronomy |
| SvAL | Soviet Astronomy Letters | In English | → Serial publications, periodicals → Astronomy |
| SVD | Shock Vibration Digest | In English | → Serial publications, periodicals → Acoustics |
| SVD | Singular Value Decomposition | In English | → Mathematics |
| SVE | Société Volcanologique Européenne (www.sveurop.org) | In French | → Organizations and associations → 55121 |
| SVICB | Shock Vibration Information Center - Shock Vibration Bulletin | In English | → Serial publications, periodicals → Acoustics |
| SVICD | Shock Vibration Information Center - Shock Vibration Digest | In English | → Serial publications, periodicals → Acoustics |
| SVICI | Shock Vibration Information Center - Shock Vibration Inform Digest | In English | → Serial publications, periodicals → Acoustics |
| SVICP | Shock Vibration Information Center - Shock Vibration Computer Programs | In English | → Serial publications, periodicals → Software → Acoustics |
| SvJNP | Soviet Journal of Nuclear Physics | In English | → Serial publications, periodicals → Nuclei |
| SvJPP | Soviet Journal of Plasma Physics | In English | → Serial publications, periodicals → Plasma physics |
| SvJQE | Soviet Journal of Quantum Electronics | In English | → Serial publications, periodicals → Nuclear, atomic, and molecular physics |
| SVM | Support Vector Machine | In French | → Computer science → Mathematics |
| SvPAC | Soviet Physics Acoustics | In English | → Serial publications, periodicals → Acoustics |
| SvPC | Soviet Physics Crystallography | In English | → Serial publications, periodicals → Crystallography |
| SVPCS | Springer Verlag Springer Series on Physics Chemistry Space | In English | → Serial publications, periodicals → Astronomy → Physics → Chemistry |
| SvPhA | Soviet Physics Astronomy | In English | → Serial publications, periodicals → Astronomy |
| SvPSS | Soviet Physics Solid State | In English | → Serial publications, periodicals → Physics |
| SWAN | Solar Wind Anisotropy (Experiment) | In English | → Astronomy |
| SWD | Seismic While Drilling | In English | → Earth sciences → Mining |
| SydOP | Sydney Observatory Papers | In English | → Serial publications, periodicals → Astronomy |
| SynMe | Synthetic Metals | In English | → Serial publications, periodicals → Chemistry → Metallurgy |
| T | Тимін = T | Thymine | In English = T | ثايمين | In Arabic = T | Timina | In Catalan = T | Thymin | In Czech = T | Thymin | In Danish = T | Thymin | In German = T | Θυμίνη | In Greek = T | Timina | In Spanish = T | Timino | In Esperanto = T | Timina | In Galician = T | Timina | In Italian = T | Thymine | In French = T | Timin | In Indonesian = T | תימין | In Hebrew = T | Timinas | In Lithuanian = T | Timin | In Hungarian = T | Thymine | In Dutch = T | チミン | In Japanese = T | Tymin | In Norwegian = T | Tymina | In Polish = T | Timina | In Portuguese = T | Тимин | In Russian = T | Timin | In Slovenian = T | Тимин | In Serbian = T | 胸腺嘧啶 | In Chinese = T | Timin | In Turkish = T | Timin | In Serbo-Croatian = T | ไทมีน | In Thai = T | Tymiini | In Finnish = T | Tymin | In Swedish |
In Ukrainian | → Genetics → Biochemistry, biophysics |
| T | Тимин = (look above) |
In Serbian | → Genetics → Biochemistry, biophysics |
| T | Tymin = (look above) |
In Norwegian | → Genetics → Biochemistry, biophysics |
| T | Tymina = (look above) |
In Polish | → Genetics → Biochemistry, biophysics |
| T | Timina = (look above) |
In Portuguese | → Genetics → Biochemistry, biophysics |
| T | Тимин = (look above) |
In Russian | → Genetics → Biochemistry, biophysics |
| T | Timin = (look above) |
In Slovenian | → Genetics → Biochemistry, biophysics |
| T | Tymin = (look above) |
In Swedish | → Genetics → Biochemistry, biophysics |
| T | Tymiini = (look above) |
In Finnish | → Genetics → Biochemistry, biophysics |
| T | ไทมีน = (look above) |
In Thai | → Genetics → Biochemistry, biophysics |
| T | Timin = (look above) |
In Serbo-Croatian | → Genetics → Biochemistry, biophysics |
| T | 胸腺嘧啶 = (look above) |
In Chinese | → Genetics → Biochemistry, biophysics |
| T | ثايمين = (look above) |
In Arabic | → Genetics → Biochemistry, biophysics |
| T | Timina = (look above) |
In Italian | → Genetics → Biochemistry, biophysics |
| T | Thymine = (look above) |
In French | → Genetics → Biochemistry, biophysics |
| T | Timin = (look above) |
In Indonesian | → Genetics → Biochemistry, biophysics |
| T | Timina = (look above) |
In Spanish | → Genetics → Biochemistry, biophysics |
| T | Timinas = (look above) |
In Lithuanian | → Genetics → Biochemistry, biophysics |
| T | Timin = (look above) |
In Hungarian | → Genetics → Biochemistry, biophysics |
| T | Thymine = (look above) |
In Dutch | → Genetics → Biochemistry, biophysics |
| T | チミン = (look above) |
In Japanese | → Genetics → Biochemistry, biophysics |
| T | תימין = (look above) |
In Hebrew | → Genetics → Biochemistry, biophysics |
| T | Θυμίνη = (look above) |
In Greek | → Genetics → Biochemistry, biophysics |
| T | Thymin = (look above) |
In German | → Genetics → Biochemistry, biophysics |
| T | Thymin = (look above) |
In Danish | → Genetics → Biochemistry, biophysics |
| T | Thymin = (look above) |
In Czech | → Genetics → Biochemistry, biophysics |
| T | Timina = (look above) |
In Catalan | → Genetics → Biochemistry, biophysics |
| T | Thymine = (look above) |
In English | → Genetics → Biochemistry, biophysics |
| T | Timina = (look above) |
In Galician | → Genetics → Biochemistry, biophysics |
| T | Timino = (look above) |
In Esperanto | → Genetics → Biochemistry, biophysics |
| T | Timin = (look above) |
In Turkish | → Genetics → Biochemistry, biophysics |
| T | 蘇氨酸 = T | Threonine | In English = T | Treonina | In Catalan = T | Threonin | In Czech = T | Threonin | In German = T | Treonina | In Spanish = T | Treonino | In Esperanto = T | Thréonine | In French = T | 트레오닌 | In Korean = T | Treonin | In Indonesian = T | Treonina | In Italian = T | תראונין | In Hebrew = T | Treonīns | In Latvian = T | Threonin | In Letzeburgesh = T | Treoninas | In Lithuanian = T | Threonine | In Dutch = T | トレオニン | In Japanese = T | Treonina | In Polish = T | Treonina | In Portuguese = T | Треонин | In Russian = T | Treoniini | In Finnish = T | Treonin | In Swedish = T | Treonin | In Turkish = T | Треонін | In Ukrainian |
In Chinese | → Biochemistry, biophysics |
| T | Threonin = (look above) |
In Letzeburgesh | → Biochemistry, biophysics |
| T | Treoninas = (look above) |
In Lithuanian | → Biochemistry, biophysics |
| T | Threonine = (look above) |
In Dutch | → Biochemistry, biophysics |
| T | トレオニン = (look above) |
In Japanese | → Biochemistry, biophysics |
| T | Treonina = (look above) |
In Polish | → Biochemistry, biophysics |
| T | Treonina = (look above) |
In Portuguese | → Biochemistry, biophysics |
| T | Треонин = (look above) |
In Russian | → Biochemistry, biophysics |
| T | Treoniini = (look above) |
In Finnish | → Biochemistry, biophysics |
| T | Treonin = (look above) |
In Swedish | → Biochemistry, biophysics |
| T | Treonin = (look above) |
In Turkish | → Biochemistry, biophysics |
| T | Треонін = (look above) |
In Ukrainian | → Biochemistry, biophysics |
| T | Treonin = (look above) |
In Indonesian | → Biochemistry, biophysics |
| T | תראונין = (look above) |
In Hebrew | → Biochemistry, biophysics |
| T | Treonīns = (look above) |
In Latvian | → Biochemistry, biophysics |
| T | Threonine = (look above) |
In English | → Biochemistry, biophysics |
| T | Treonina = (look above) |
In Catalan | → Biochemistry, biophysics |
| T | Threonin = (look above) |
In Czech | → Biochemistry, biophysics |
| T | Threonin = (look above) |
In German | → Biochemistry, biophysics |
| T | Treonina = (look above) |
In Spanish | → Biochemistry, biophysics |
| T | Treonino = (look above) |
In Esperanto | → Biochemistry, biophysics |
| T | Thréonine = (look above) |
In French | → Biochemistry, biophysics |
| T | 트레오닌 = (look above) |
In Korean | → Biochemistry, biophysics |
| T | Treonina = (look above) |
In Italian | → Biochemistry, biophysics |
| T3SS | Type III Secretion System | In English | → Biological sciences |
| TAAR | Trace Amine-Associated Receptor | In English | → Biochemistry, biophysics |
| TAFI | Thrombin Activatable Fibrinolytic Inhibitor | In English | → Biochemistry, biophysics |
| TAGU | Transactions of the American Geophysical Union | In English | → Serial publications, periodicals → Geophysics |
| TamCo | Astronomical Contributions from the University of South Florida Tampa | In English | → Serial publications, periodicals → Astronomy |
| TAMS | Transactions of the American Mathematical Society | In English | → Serial publications, periodicals → Mathematics |
| TAP | Tandem Affinity Purification | In English | → Biochemistry, biophysics |
| TApPh | Topics in Applied Physics | In English | → Serial publications, periodicals → Physics |
| TAS | Total-Alkali-Silica | In English | → Mineralogy → Petrology |
| TBBM | Techniques of Biochemical and Biophysical Morphology | In English | → Serial publications, periodicals → Biochemistry, biophysics |
| TBE | Tableau de Bord de l'Environnement | In French | → Nature and society |
| TCH | Thiocarbohydrazine | In English | → Chemistry |
| TCPh | Topics in Current Physics | In English | → Serial publications, periodicals → Physics |
| TDC | Telemetry Data Center | In English | → Geodesy, cartography |
| TDF | Telemetry Data Format | In English | → Geodesy, cartography |
| TDF | Telemetry Data File | In English | → Geodesy, cartography |
| TDN | Trenkenn dizoksiribonukleek = ADN | Acidum deoxyribonucleinicum | In Latin = ADN | Acide désoxyribonucléique | In French = DNA | Deoxyribonucleic acid | In English = DNK | Deoxyribonukleová kyselina | In Czech = DNA | Deoksiribonuklea acido | In Esperanto |
In Breton | → Genetics → Biochemistry, biophysics |
| TDRS | Telemetry Downlink Receiving Site | In English | → Geodesy, cartography |
| TDT | Telemetry Data Tape | In English | → Geodesy, cartography |
| TE | Transposable Element | In English | → Genetics |
| TecRv | Technology Review | In English | → Serial publications, periodicals → Astronomy |
| Tecto | Tectonics | In English | → Serial publications, periodicals → Seismology, earthquakes |
| Tectp | Tectonophysics | In English | → Serial publications, periodicals → Geophysics |
| TeCu | Technology and Culture | In English | → Serial publications, periodicals → Astronomy → Civilization, culture, progress |
| TEM | Transmissionselektronenmikroskopie = TEM | Transmission Electron Microscopy | In English = MET | Microscopie électronique en transmission | In French |
In German | → Physics |
| TEM | Transmission Electron Microscopy = MET (look above) |
In English | → Physics |
| TEMA | Türkiye Erozyonla Mücadele, Ağaçlandırma ve Doğal Varlıkları Koruma Vakfı (www.tema.org.tr) | In Turkish | → Foundations → Nature and society → Forestry |
| TerCo | Osservatorio Astronomico di Collurania Teramo - Contributi | In Italian | → Serial publications, periodicals → Astronomy |
| TerMm | Osservatorio Astronomico di Collurania Teramo - Memorie ed Osservazioni | In Italian | → Serial publications, periodicals → Astronomy |
| TerNC | Osservatorio Astronomico di Collurania Teramo - Note e Comunicazioni | In Italian | → Serial publications, periodicals → Astronomy |
| TERT | Telomerase Reverse Transcriptase | In English | → Genetics → Enzymes |
| TF | Trigger Factor | In English | → Biochemistry, biophysics |
| TFHTAP | Task Force on Hemispheric Transport of Air Pollution | In English | → Meteorology, climatology |
| TFPI | Tissue Factor Pathway Inhibitor | In English | → 5771 |
| TGA | Thermogravimetric Analysis | In English | → Analytical chemistry |
| TGC | Technique de Gestion Comptable | In French | → 567 |
| TGF | Tumor Growth Factor | In English | → Biochemistry, biophysics → Oncology |
| Th | 钍 = Th | Thorium | In English = Th | ثوريوم | In Arabic = Th | থোরিয়াম | In Bengali = Th | Торый | In Belarusian = Th | Torijum | In Bosnian = Th | Торий | In Bulgarian = Th | Tori | In Catalan = Th | Thorium | In Czech = Th | Toriu | In Corsican = Th | Thorium | In Danish = Th | Thorium | In German = Th | Toorium | In Estonian = Th | Θόριο | In Greek = Th | Torio | In Spanish = Th | Torio | In Esperanto = Th | Torio | In Basque = Th | توریوم | In Persian = Th | Thorium | In French = Th | Tori | In Friulian = Th | Thorium | In Manx = Th | Torio | In Galician = Th | 토륨 | In Korean = Th | Թորիում | In Armenian = Th | थोरियम | In Hindi = Th | Torij | In Croatian = Th | Torio | In Ido = Th | Torium | In Indonesian = Th | Thorium | In Interlingua = Th | Torio | In Italian = Th | תוריום | In Hebrew = Th | Toryòm | In Haitian Creole = Th | Thorium | In Latin = Th | Torijs | In Latvian = Th | Thorium | In Letzeburgesh = Th | Toris | In Lithuanian = Th | lidycevjinme | In Lojban = Th | Tórium | In Hungarian = Th | തോറിയം | In Malayalam = Th | Thorium | In Dutch = Th | トリウム | In Japanese = Th | Thorium | In Norwegian = Th | Thorium | In Nynorsk = Th | Tor | In Polish = Th | Tório | In Portuguese = Th | Toriu | In Romanian = Th | Thoryu | In Quechua = Th | Торий | In Russian = Th | Toriu | In Sicilian = Th | Tórium | In Slovak = Th | Torij | In Slovenian = Th | Торијум | In Serbian = Th | Torijum | In Serbo-Croatian = Th | Torium | In Finnish = Th | Torium | In Swedish = Th | ทอเรียม | In Thai = Th | Toryum | In Turkish = Th | Торій | In Ukrainian |
In Chinese | → Chemistry |
| Th | トリウム = (look above) |
In Japanese | → Chemistry |
| Th | Thorium = (look above) |
In Dutch | → Chemistry |
| Th | തോറിയം = (look above) |
In Malayalam | → Chemistry |
| Th | Tórium = (look above) |
In Hungarian | → Chemistry |
| Th | lidycevjinme = (look above) |
In Lojban | → Chemistry |
| Th | Toris = (look above) |
In Lithuanian | → Chemistry |
| Th | Thorium = (look above) |
In Letzeburgesh | → Chemistry |
| Th | Torijs = (look above) |
In Latvian | → Chemistry |
| Th | Thorium = (look above) |
In Latin | → Chemistry |
| Th | Toryòm = (look above) |
In Haitian Creole | → Chemistry |
| Th | תוריום = (look above) |
In Hebrew | → Chemistry |
| Th | Torio = (look above) |
In Italian | → Chemistry |
| Th | Thorium = (look above) |
In Interlingua | → Chemistry |
| Th | Torium = (look above) |
In Indonesian | → Chemistry |
| Th | Thorium = (look above) |
In Norwegian | → Chemistry |
| Th | Thorium = (look above) |
In Nynorsk | → Chemistry |
| Th | Tor = (look above) |
In Polish | → Chemistry |
| Th | Torio = (look above) |
In Spanish | → Chemistry |
| Th | Торій = (look above) |
In Ukrainian | → Chemistry |
| Th | Toryum = (look above) |
In Turkish | → Chemistry |
| Th | ทอเรียม = (look above) |
In Thai | → Chemistry |
| Th | Torium = (look above) |
In Swedish | → Chemistry |
| Th | Torijum = (look above) |
In Serbo-Croatian | → Chemistry |
| Th | Торијум = (look above) |
In Serbian | → Chemistry |
| Th | Torij = (look above) |
In Slovenian | → Chemistry |
| Th | Tórium = (look above) |
In Slovak | → Chemistry |
| Th | Toriu = (look above) |
In Sicilian | → Chemistry |
| Th | Торий = (look above) |
In Russian | → Chemistry |
| Th | Thoryu = (look above) |
In Quechua | → Chemistry |
|