Subject  | Description | Entries | Users |
| acad. | Academic Disciplines / Wissenschaft | 2043 | 336 |
| acc. | Accounting / Buchführung | 908 | 107 |
| admin. | (Public) Administration / (Öffentliche) Verwaltung | 1282 | 101 |
| advert. | Advertising Language / Werbesprache | 320 | 112 |
| agr. | Agriculture / Agrarwirtschaft, Landwirtschaft | 3337 | 63 |
| anat. | Anatomy / Anatomie | 5432 | 112 |
| archaeo. | Archaeology / Archäologie | 1496 | 84 |
| archi. | Architecture / Architektur | 3349 | 119 |
| armour | Armour / Rüstungen | 67 | 25 |
| art | Art / Kunst | 2929 | 299 |
| astron. | Astronomy / Astronomie | 975 | 121 |
| astronau | Astronautics / Astronautik, Raumfahrt | 224 | 53 |
| audio | Audiology / Audiologie, Akustik | 1450 | 44 |
| automot. | Automotive Engineering / Automobiltechnik | 3195 | 119 |
| aviat. | Aviation / Luftfahrt, Flugwesen | 2952 | 111 |
| bibl. | Biblical / Biblisch | 1178 | 88 |
| bike | Bicycle / Fahrrad | 453 | 119 |
| biochem. | Biochemistry / Biochemie | 2387 | 76 |
| biol. | Biology / Biologie | 5130 | 169 |
| biotech. | Biotechnology / Biotechnologie | 150 | 56 |
| bot. | Botany, Plants / Botanik, Pflanzen | 17234 | 101 |
| brew | Brewing / Brauwesen | 270 | 33 |
| chem. | Chemistry / Chemie | 6857 | 135 |
| climbing | Climbing, Mountaineering / Bergsteigerei | 226 | 64 |
| cloth. | Clothing, Fashion / Bekleidung, Mode | 6114 | 108 |
| comics | Comics and Animated Cartoons / Comics und Zeichentrickfilme | 253 | 83 |
| comm. | Commerce / Handel | 5059 | 154 |
| comp. | Computer Sciences / Informatik, IT | 5753 | 382 |
| constr. | Construction / Bauwesen | 3644 | 79 |
| cosm. | Cosmetics & Body Care / Kosmetik und Körperpflege | 627 | 65 |
| curr. | Currencies / Währungen | 482 | 54 |
| dance | Dance / Tanz | 558 | 109 |
| dent. | Dental Medicine / Zahnmedizin | 4181 | 31 |
| drugs | Drugs / Drogen | 578 | 43 |
| ecol. | Ecology, Environment / Ökologie, Umwelt | 1899 | 176 |
| econ. | Economy / Wirtschaft, Ökonomie | 6406 | 222 |
| educ. | Education / Ausbildung | 4750 | 310 |
| electr. | Electrical Engin., Electronics / Elektrotechnik, Elektronik | 7486 | 163 |
| engin. | Engineering / Ingenieurwissenschaften | 1241 | 208 |
| entom. | Entomology / Entomologie, Insektenkunde | 3510 | 21 |
| equest. | Equestrianism / Reitsport | 656 | 30 |
| esot. | Esotericism / Esoterik | 138 | 53 |
| ethn. | Ethnology / Ethnologie | 704 | 65 |
| EU | European Union / Europäische Union | 747 | 158 |
| F | Fiction: Names and Titles in Literature, Film, TV, Arts / Fiktion: Namen und Titel in Literatur, Film, TV, Kunst | 8499 | 207 |
| film | Film / Film | 5984 | 345 |
| fin. | Finance / Finanzwesen | 5118 | 166 |
| FireResc | Firefighting & Rescue / Feuerwehr & Rettungsdienst | 675 | 37 |
| food | Foodstuffs Industry / Lebensmittelindustrie | 1264 | 76 |
| for. | Forestry / Forstwissenschaft, Forstwirtschaft | 566 | 37 |
| furn. | Furniture / Möbel | 1123 | 57 |
| games | Games / Spiele | 936 | 211 |
| gastr. | Gastronomy, Cooking / Gastronomie, Kochen | 10110 | 155 |
| geogr. | Geography / Geografie | 5489 | 211 |
| geol. | Geology / Geologie | 2571 | 69 |
| herald. | Heraldry / Heraldik | 117 | 20 |
| hist. | History / Historische Begriffe, Geschichte | 8353 | 350 |
| hort. | Horticulture / Gartenbau | 1229 | 54 |
| hunting | Hunting / Jagd | 520 | 36 |
| hydro. | Hydrology & Hydrogeology / Hydrologie & Hydrogeologie | 628 | 25 |
| ichthyo. | Ichthyology / Ichthyologie, Fischkunde | 1823 | 17 |
| idiom | Idiom / Idiom, Redewendung | 11352 | 256 |
| ind. | Industry / Industrie | 1678 | 124 |
| insur. | Insurance / Versicherungswesen | 1425 | 42 |
| Internet | Internet / Internet | 729 | 310 |
| jobs | Jobs, Employment Market / Berufe, Arbeitsmarkt | 6706 | 149 |
| journ. | Journalism / Journalismus | 986 | 114 |
| law | Law / Jura, Rechtswesen | 10232 | 166 |
| libr. | Library Science / Bibliothekswissenschaft | 295 | 46 |
| ling. | Linguistics / Linguistik, Sprachwissenschaft | 3959 | 340 |
| lit. | Literature / Literatur | 5422 | 320 |
| market. | Marketing / Marketing, Vertrieb und Handelswesen | 510 | 140 |
| material | Materials Science / Materialwissenschaft, Werkstoffkunde | 668 | 71 |
| math. | Mathematics / Mathematik | 3013 | 189 |
| med. | Medicine / Medizin | 29984 | 188 |
| MedTech. | Medical Engineering & Imaging / Medizintechnik | 6377 | 51 |
| meteo. | Meteorology / Meteorologie | 1584 | 53 |
| mil. | Military / Militärwesen | 6178 | 116 |
| mineral. | Mineralogy / Mineralogie | 1086 | 33 |
| mining | Mining / Bergbau | 974 | 24 |
| motorsp. | Motor Sports / Motorsport | 165 | 71 |
| mus. | Music / Musik | 6791 | 480 |
| mycol. | Mycology / Mykologie, Pilze | 489 | 24 |
| myth. | Mythology / Mythologie | 903 | 124 |
| naut. | Nautical Science / Nautik, Schifffahrtskunde | 3674 | 47 |
| neol. | Neologisms / Neologismen (Wortneubildungen) | 206 | 57 |
| nucl. | Nuclear Engineering / Nukleartechnik | 389 | 39 |
| oenol. | Oenology / Önologie, Lehre vom Wein | 869 | 30 |
| offensive | Offensive or Pejorative Terms, Expletives / Schimpfwörter und Kraftausdrücke | 468 | 81 |
| onom. | Onomastics / Onomastik, Namenkunde | 228 | 30 |
| optics | Optics / Optik | 366 | 28 |
| orn. | Ornithology / Ornithologie, Vogelkunde | 14491 | 28 |
| pharm. | Pharmacy / Pharmazie | 3195 | 66 |
| philat. | Philately / Philatelie, Briefmarkenkunde | 164 | 16 |
| philos. | Philosophy / Philosophie | 1738 | 246 |
| phonet. | Phonetics / Phonetik | 260 | 93 |
| photo. | Photography / Fotografie | 1500 | 222 |
| phys. | Physics / Physik | 3808 | 188 |
| poet. | Poetry / Poesie | 437 | 155 |
| pol. | Politics / Politik | 6674 | 238 |
| print | Print, Typography, Layout / Druck, Typografie, Layout | 973 | 76 |
| proverb | Proverb / Sprichwort | 905 | 159 |
| psych. | Psychology / Psychologie | 3514 | 241 |
| publ. | Publishing / Verlagswesen | 941 | 62 |
| QM | Quality Management / Qualitätsmanagement | 1053 | 24 |
| quote | Quotation / Zitat | 455 | 128 |
| rail | Rail / Eisenbahn | 2341 | 48 |
| RealEst. | Real Estate / Immobilien | 682 | 56 |
| relig. | Religion / Religion | 9475 | 181 |
| rhet. | Rhetoric / Rhetorik | 104 | 91 |
| sociol. | Sociology / Soziologie | 1259 | 133 |
| spec. | Specialized Term / Fachsprachlicher Ausdruck | 3149 | 91 |
| sports | Sports / Sport | 6854 | 260 |
| stat. | Statistics / Statistik | 467 | 71 |
| stocks | Stock Exchange / Börsenwesen | 1094 | 58 |
| tech. | Technology / Technik | 18541 | 303 |
| telecom. | Telecommunications / Telekommunikation | 1212 | 146 |
| textil. | Textiles, Textile Industry / Textilien, Textilindustrie | 1243 | 32 |
| theatre | Theatre / Theater | 1834 | 127 |
| TM | Trademarks, Brand Names / Marken, Warenzeichen | 337 | 48 |
| tools | Tools / Werkzeuge | 2211 | 123 |
| toys | Toys / Spielzeug | 331 | 57 |
| tra. | Traffic / Verkehrswesen | 1035 | 73 |
| transp. | Transportation (Land Transport) / Transportwesen (Landtransport) | 2184 | 82 |
| travel | Travel Industry / Touristik | 919 | 123 |
| TrVocab. | Travellers vocabulary / Reise-Wortschatz | 616 | 177 |
| TV | Television and Radio / Fernsehen und Radio | 2794 | 161 |
| unit | Units, Weights, Measures / Einheiten, Maße, Gewichte | 561 | 98 |
| urban | Urban Planning / Urbanistik, Stadtplanung | 359 | 58 |
| UWH | UNESCO World Heritage / UNESCO Welterbe | 62 | 63 |
| VetMed. | Veterinary Medicine / Veterinärmedizin | 838 | 44 |
| watches | Watches, Clocks / Uhren | 373 | 50 |
| weapons | Weapons / Waffen | 1503 | 113 |
| zool. | Zoology, Animals / Zoologie, Tierkunde | 8337 | 190 |
