| Subject |
Number of entries |
| Abbreviation |
2.118 |
| Accounting |
968 |
| Accumulators |
22 |
| Acoustics |
49 |
| Acridology |
8 |
| Acupuncture |
8 |
| Administrative law |
14 |
| Advertising |
885 |
| Aerodynamics |
921 |
| Aerohydrodynamics |
353 |
| Aeronautics |
20 |
| Affectionate |
4 |
| Africa |
1 |
| Agriculture |
4.581 |
| Agrochemistry |
152 |
| Air conditioners |
1 |
| Air defense |
3 |
| Airports and air traffic control |
71 |
| Alcohol distilling |
5 |
| Allergology |
1 |
| Alpine skiing |
3 |
| Aluminium industry |
39 |
| American usage, not spelling |
500 |
| American English spelling |
59 |
| Amphibians and reptiles |
259 |
| Anatomy |
1.904 |
| Ancient Greek |
3 |
| Anesthesiology |
4 |
| Angling hobby |
6 |
| Animal husbandry |
300 |
| Animation and animated films |
5 |
| Antarctic |
2 |
| Antennas and waveguides |
1.493 |
| Anthropology |
12 |
| Antitrust law |
1 |
| Applied mathematics |
9 |
| Arabic language |
5 |
| Archaeology |
136 |
| Archaic |
3.739 |
| Archery |
6 |
| Architecture |
510 |
| Archiving |
4 |
| Argentina |
6 |
| Armored vehicles |
260 |
| Art |
154 |
| Artificial intelligence |
24 |
| Artillery |
148 |
| ASCII |
1 |
| Astrology |
79 |
| Astrometry |
2 |
| Astronautics |
3.353 |
| Astronomy |
4.360 |
| Astrophysics |
15 |
| Astrospectroscopy |
1 |
| Athletics |
3 |
| Audit |
67 |
| Austria |
1 |
| Automated equipment |
3.064 |
| Automatic control |
32 |
| Automobiles |
5.200 |
| Aviation |
22.949 |
| Avuncular |
35 |
| Bacteriology |
20 |
| Bakery |
60 |
| Ballistics |
9 |
| Banking |
974 |
| Baseball |
3 |
| Basketball |
24 |
| Beekeeping |
13 |
| Beijing dialect |
262 |
| Belarus |
1 |
| Belgian usage |
2 |
| Beverages |
84 |
| Bible |
123 |
| Bibliography |
2 |
| Billiards |
3 |
| Bills |
2 |
| Biochemistry |
411 |
| Bioenergy |
158 |
| Biology |
4.917 |
| Biometry |
4 |
| Bionics |
2 |
| Biophysics |
1 |
| Biotechnology |
600 |
| Black slang / African-American Vernacular |
1 |
| Blast-furnace practice |
3 |
| Book binding |
8 |
| Bookish / literary |
1.997 |
| Botany |
10.830 |
| Boxing |
23 |
| Brewery |
113 |
| Bridge construction |
86 |
| British usage, not spelling |
2 |
| British English spelling |
138 |
| Building materials |
34 |
| Building structures |
33 |
| Business style |
15 |
| Business |
52.843 |
| Cables and cable production |
529 |
| Calligraphy |
54 |
| Canada |
18 |
| Canadian |
24 |
| Canning |
3 |
| Cantonese |
37 |
| Card games |
30 |
| Cardiology |
32 |
| Cartography |
991 |
| Caspian |
92 |
| Cattle breeding |
2 |
| Celestial mechanics |
3 |
| Cement |
135 |
| Ceramics |
9 |
| Chemical compounds |
5 |
| Chemical fibers |
36 |
| Chemical industry |
7 |
| Chemical nomenclature |
5 |
| Chemistry |
17.391 |
| Chess |
291 |
| Childish |
13 |
| Chile |
9 |
| China |
1 |
| Chinese |
4.179 |
| Choreography |
1 |
| Chromatography |
62 |
| Cinema equipment |
318 |
| Cinematography |
381 |
| Circus |
1 |
| Civil law |
11 |
| Classical antiquity excl. mythology |
4 |
| Clerical |
79 |
| Cliche / convention |
25 |
| Climatology |
138 |
| Clinical trial |
22 |
| Clothing |
100 |
| Coal |
68 |
| Coffee |
9 |
| Collective |
25 |
| College vernacular |
1 |
| Columbia |
6 |
| Combating corruption |
2 |
| Combustion gas turbines |
82 |
| Comics |
2 |
| Commerce |
616 |
| Communications |
252 |
| Computer games |
28 |
| Computer graphics |
19 |
| Computer networks |
450 |
| Computer security |
2 |
| Computers |
8.503 |
| Computing slang |
5 |
| Concrete |
3 |
| Confectionery |
5 |
| Construction |
12.676 |
| Consulting |
3 |
| Contemptuous |
86 |
| Contextual meaning |
6 |
| Contracts |
10 |
| Conventional notation |
139 |
| Cooking |
11.228 |
| Copyright |
8 |
| Corporate governance |
5.081 |
| Cosmetics and cosmetology |
88 |
| Court law |
2 |
| Criminal law |
36 |
| Criminology |
8 |
| Cryptography |
21 |
| Crystallography |
56 |
| Cultural studies |
57 |
| Customs |
65 |
| Cybernetics |
10 |
| Cycling other than sport |
87 |
| Cytology |
14 |
| Czech |
1 |
| Dactyloscopy |
2 |
| Data processing |
107 |
| Databases |
2 |
| Demography |
48 |
| Dental implantology |
23 |
| Dentistry |
226 |
| Dermatology |
3 |
| Derogatory |
37 |
| Dialectal |
9.352 |
| Dietology |
4 |
| Diminutive |
9 |
| Diplomacy |
748 |
| Disapproving |
34 |
| Diseases |
2 |
| Distillation |
9 |
| Dog breeding |
117 |
| Drawing |
14 |
| Drilling |
4.948 |
| Drives |
12 |
| Drug name |
193 |
| Drug-related slang |
195 |
| Dyes |
8 |
| Earth sciences |
1 |
| Eastern Chinese |
420 |
| Ecology |
2.615 |
| Econometrics |
7 |
| Economic law |
2 |
| Economics |
21.204 |
| Ecuador |
3 |
| Education |
35.143 |
| Egyptology |
2 |
| Elections |
20 |
| Electric machinery |
452 |
| Electric traction |
4 |
| Electrical engineering |
796 |
| Electricity generation |
4 |
| Electricity |
1.905 |
| Electrochemistry |
154 |
| Electromedicine |
2 |
| Electronics |
136.874 |
| Elevators |
13 |
| Embryology |
14 |
| Emphatic |
6 |
| Endocrinology |
3 |
| Energy distribution |
2 |
| Energy industry |
1.486 |
| Energy system |
98 |
| Engineering geology |
10 |
| Engineering |
117 |
| Engines |
146 |
| English |
46 |
| Entomology |
218 |
| Environment |
8.366 |
| Epistolary |
817 |
| Eskimo usage |
1 |
| Esoterics |
5 |
| Estonian language |
8 |
| Ethnography |
214 |
| Ethnology |
1 |
| Ethnopsychology |
1 |
| Ethology |
1 |
| Euphemistic |
37 |
| European Union |
33 |
| Evolution |
4 |
| Exclamation |
6 |
| Exhibitions |
6 |
| Explanatory translation |
2 |
| Explosives and Explosive Ordnance Disposal |
44 |
| Extrusion |
2 |
| Facilities |
6 |
| Fantasy and science fiction |
11 |
| Fashion |
35 |
| Fat-and-oil industry |
3 |
| Fencing |
5 |
| Fiber optic |
3 |
| Figurative |
1.041 |
| Figure of speech |
12.417 |
| Figure skating |
4 |
| Film processing |
6 |
| Finances |
4.237 |
| Firefighting and fire-control systems |
415 |
| Fish farming pisciculture |
1.123 |
| Fishery fishing industry |
1.895 |
| Floriculture |
2 |
| Flour production |
1 |
| Flow measurement |
1 |
| Foil ships |
9 |
| Folklore |
10 |
| Food industry |
3.027 |
| Food service and catering |
1.952 |
| Football |
121 |
| Footwear |
65 |
| Foreign affairs |
75 |
| Foreign exchange market |
20 |
| Foreign policy |
16 |
| Foreign trade |
777 |
| Forensic medicine |
4 |
| Forestry |
2.768 |
| Forging |
55 |
| Formal |
888 |
| Foundation engineering |
4 |
| Foundry |
438 |
| France |
18 |
| French |
45 |
| Furniture |
31 |
| Galvanizing |
4 |
| Gambling |
15 |
| Gardening |
25 |
| Gas processing plants |
86 |
| Gastroenterology |
5 |
| Gear train |
62 |
| General |
1.566.402 |
| Genetic engineering |
8 |
| Genetics |
446 |
| Geobotanics |
1 |
| Geochemistry |
1.249 |
| Geochronology |
8 |
| Geography |
30.696 |
| Geology |
21.992 |
| Geometry |
75 |
| Geomorphology |
3 |
| Geophysics |
1.181 |
| German |
8 |
| Germany |
1 |
| Given name |
3.944 |
| Glaciology |
2 |
| Glass production |
7 |
| Gold mining |
190 |
| Golf |
2 |
| GOST |
40 |
| Government, administration and public services |
6 |
| Grammar |
829 |
| Greek |
7 |
| Greenhouse technology |
3 |
| Guatemala |
1 |
| Gymnastics |
8 |
| Gynecology |
19 |
| Gyroscopes |
27 |
| Haberdashery |
7 |
| Hairdressing |
11 |
| Handball |
2 |
| Handicraft |
9 |
| Health care |
233 |
| Heat exchangers |
3 |
| Heating |
21 |
| Helicopters |
273 |
| Helminthology |
1 |
| Hematology |
12 |
| Heraldry |
7 |
| Hi-Fi |
9 |
| High frequency electronics |
5 |
| Hindi |
27 |
| Histology |
4 |
| Historical figure |
1 |
| Historical |
5.624 |
| Hobbies and pastimes |
3 |
| Homeopathy |
1 |
| Horse breeding |
18 |
| Horse racing |
2 |
| Horticulture |
313 |
| Hotel industry |
47 |
| Household appliances |
379 |
| Hovercraft |
21 |
| Human resources |
20 |
| Human rights activism |
7 |
| Humorous / Jocular |
204 |
| Hungarian Language |
1 |
| Hunting |
14 |
| Hydraulic engineering |
234 |
| Hydraulics |
168 |
| Hydroacoustics |
5 |
| Hydrobiology |
31 |
| Hydroelectric power stations |
7 |
| Hydrogeology |
3 |
| Hydrography |
206 |
| Hydrology |
579 |
| Hydromechanics |
2 |
| Hydrometry |
1 |
| Hygiene |
14 |
| Ice formation |
11 |
| Ice hockey |
32 |
| Ichthyology |
5.525 |
| Idiomatic |
796 |
| Iimitative onomatopoeic |
278 |
| Immunology |
191 |
| India |
17 |
| Indonesian |
1 |
| Industrial hygiene |
1 |
| Industry |
91 |
| Informal |
4.176 |
| Information security and data protection |
7 |
| Information technology |
9.793 |
| Infrared technology |
1 |
| Inorganic chemistry |
18 |
| Insurance |
501 |
| Integrated circuits |
6 |
| Intelligence and security services |
25 |
| International law |
72 |
| International Monetary Fund |
12.156 |
| International relations |
66 |
| International trade |
12 |
| International transportation |
8 |
| Internet |
679 |
| Invective |
511 |
| Investment |
148 |
| Irish |
6 |
| Ironical |
236 |
| Isolation |
20 |
| Italian |
6 |
| Japan |
38 |
| Japanese language |
569 |
| Jargon |
618 |
| Jet engines |
940 |
| Jewelry |
35 |
| Journalism terminology |
172 |
| Karachaganak |
26 |
| Knitted goods |
8 |
| Korean |
95 |
| Labor law |
28 |
| Labor organization |
128 |
| Laboratory equipment |
90 |
| Landscaping |
2 |
| Laser medicine |
15 |
| Lasers |
135 |
| Latin American |
1 |
| Latin |
187 |
| Law enforcement |
4 |
| Law |
33.869 |
| Lean production |
2 |
| Leather |
149 |
| Legal entity types business legal structures |
10 |
| Level measurement |
2 |
| Librarianship |
7 |
| Lighting other than cinema |
21 |
| Linguistics |
1.812 |
| Literally |
2.968 |
| Literature |
752 |
| Lithology |
2 |
| Loading equipment |
12 |
| Loan translation |
1 |
| Local name |
69 |
| Logging |
14 |
| Logic |
110 |
| Logistics |
296 |
| Low register |
3 |
| Lower German |
9 |
| Machine components |
294 |
| Machine tools |
13 |
| Machinery and mechanisms |
20 |
| Magnetics |
72 |
| Mammalogy |
1 |
| Mammals |
717 |
| Management |
205 |
| Manchu language |
56 |
| Maori |
1 |
| Marketing |
159 |
| Mass media |
309 |
| Matches |
1 |
| Material safety data sheet |
16 |
| Materials science |
48 |
| Mathematical analysis |
4 |
| Mathematics |
20.858 |
| Measuring instruments |
262 |
| Meat processing |
29 |
| Mechanic engineering |
1.426 |
| Mechanics |
1.012 |
| Medical appliances |
63 |
| Medical |
98.011 |
| Medicine - Alternative medicine |
2 |
| Melioration |
5 |
| Mental health |
1 |
| Metal physics |
2 |
| Metal science |
223 |
| Metallurgy |
6.226 |
| Metalworking |
7 |
| Meteorology |
900 |
| Metrology |
655 |
| Mexican |
9 |
| Microbiology |
53 |
| Microelectronics |
1.489 |
| Microscopy |
1 |
| Microsoft |
1.116 |
| Middle Chinese |
864 |
| Military lingo |
11 |
| Military |
49.411 |
| Milk production |
216 |
| Mineral processing |
21 |
| Mineral products |
6 |
| Mineralogy |
603 |
| Mining |
5.011 |
| Missiles |
1.119 |
| Misused |
64 |
| Mobile and cellular communications |
30 |
| Modern use |
251 |
| Molecular biology |
14 |
| Molecular genetics |
5 |
| Molikpaq |
7 |
| Mongolian |
65 |
| Mountaineering |
12 |
| Municipal planning |
6 |
| Museums |
24 |
| Music |
1.825 |
| Musical instruments |
16 |
| Mycology |
354 |
| Mythology |
1.379 |
| Name of organization |
5.588 |
| Names and surnames |
75 |
| Nanotechnology |
837 |
| Narrow film |
2 |
| NASA |
3 |
| NATO |
49 |
| Nautical |
14.551 |
| Navigation |
454 |
| Navy |
480 |
| Neologism |
267 |
| Neural networks |
2 |
| Neurology |
19 |
| New York Stock Exchange |
1 |
| News style |
8 |
| Non-destructive testing |
2 |
| Non-governmental organizations |
14 |
| Nonferrous industry |
79 |
| Nonstandard |
205 |
| North American USA and Canada |
5 |
| Northeastern Mandarin |
119 |
| Northern Chinese |
122 |
| Northern German |
2 |
| Notarial practice |
132 |
| Nuclear and fusion power |
2.024 |
| Nuclear chemistry |
5 |
| Nuclear physics |
460 |
| Numismatics |
3 |
| Obsolete / dated |
5.174 |
| Obstetrics |
7 |
| Occupational health & safety |
49 |
| Oceanography & oceanology |
793 |
| Office equipment |
7 |
| Officialese |
38 |
| Oil / petroleum |
6.857 |
| Oil and gas technology |
790 |
| Oil and gas |
11.525 |
| Oil processing plants |
36.929 |
| Oilfields |
2.833 |
| Oils and lubricants |
21 |
| Old orthography |
1 |
| Oncology |
41 |
| Operation systems |
41 |
| Ophthalmology |
33 |
| Optics branch of physics |
120 |
| Organic chemistry |
11 |
| Organized crime |
10 |
| Oriental |
2 |
| Ornithology |
6.692 |
| Orthopedics |
2 |
| Outdoor activities and extreme sports |
2 |
| Packaging |
80 |
| Paint work |
1 |
| Paint, varnish and lacquer |
24 |
| Painting |
155 |
| Paleontology |
158 |
| Paleozoology |
12 |
| Panama |
1 |
| Parapsychology |
5 |
| Patents |
691 |
| Pathology |
29 |
| Pediatrics |
52 |
| Pejorative |
193 |
| Perfume |
304 |
| Persian |
1 |
| Peru |
4 |
| Pest control |
551 |
| Petrography |
5 |
| Pets |
6 |
| Pharmacology |
616 |
| Pharmacy and pharmacology |
88 |
| Philately / stamp collecting |
18 |
| Philology |
5 |
| Philosophy |
801 |
| Phonetics |
287 |
| Photographical sound recording |
5 |
| Photography |
1.126 |
| Physical chemistry |
11 |
| Physics |
3.033 |
| Physiology |
288 |
| Phytophathology |
2 |
| Pipelines |
122 |
| Planning |
66 |
| Plastics |
131 |
| Plumbing |
21 |
| Poetic |
861 |
| Poetry terminology |
12 |
| Police |
91 |
| Polite |
1.182 |
| Political economy |
11 |
| Politics |
1.760 |
| Polygraphy |
982 |
| Polymers |
1.181 |
| Pompous |
64 |
| Postal service |
25 |
| Poultry farming |
6 |
| Powder metallurgy |
8 |
| Power electronics |
30 |
| Power lines |
5 |
| Printed circuit boards |
1 |
| Prison slang |
2 |
| Procedural law |
2 |
| Procurement |
6 |
| Production |
627 |
| Professional jargon |
27 |
| Project management |
20 |
| Projectors |
3 |
| Proper and figurative |
380 |
| Proper name |
422 |
| Proverb |
1.797 |
| Psychiatry |
77 |
| Psycholinguistics |
5 |
| Psychology |
1.230 |
| Psychopathology |
11 |
| Psychophysiology |
8 |
| Psychotherapy |
19 |
| Public law |
1 |
| Public relations |
11 |
| Public utilities |
10 |
| Publishing |
5 |
| Pulmonology |
2 |
| Pulp and paper industry |
67 |
| Pumps |
22 |
| Punched cards |
464 |
| Puzzle |
1 |
| Quality control and standards |
359 |
| Quantum electronics |
305 |
| Quantum mechanics |
32 |
| Quarrying |
1 |
| Quotes and aphorisms |
21 |
| Radio |
3.588 |
| Radioastronomy |
1 |
| Radiobiology |
3 |
| Radiography |
3 |
| Radiolocation |
406 |
| Radiology |
15 |
| Rail transport |
4.321 |
| Real estate |
52 |
| Refractory materials |
25 |
| Refrigeration |
540 |
| Regional usage other than language varieties |
4 |
| Reliability |
2 |
| Religion |
5.626 |
| Remote sensing |
49 |
| Research and development |
118 |
| Resins |
42 |
| Respectful |
13 |
| Rhetoric |
101 |
| Road construction |
7 |
| Road sign |
18 |
| Road surface |
25 |
| Road traffic |
17 |
| Road works |
434 |
| Robotics |
159 |
| Roll stock |
159 |
| Rowing |
2 |
| Rude |
258 |
| Russia |
10 |
| Russian language |
22 |
| Sailing |
6 |
| Sakhalin A |
9 |
| Sakhalin R |
33 |
| Sakhalin S |
10 |
| Sakhalin |
449 |
| Sanitation |
4 |
| Sanskrit |
49 |
| SAP finance |
46 |
| SAP tech. |
84 |
| SAP |
112 |
| Sarcastical |
1 |
| Satellite communications |
1 |
| Saying |
106 |
| Scandinavian |
1 |
| School and university subjects |
1 |
| School |
23 |
| Scientific |
190 |
| Scotland |
12 |
| Scuba diving |
33 |
| Securities |
16 |
| Security systems |
706 |
| Seismology |
856 |
| Selective breeding |
2 |
| Semiconductors |
38 |
| Sewage and wastewater treatment |
6 |
| Sewing and clothing industry |
41 |
| Sex and sexual subcultures |
13 |
| Sexology |
10 |
| Shinto |
11 |
| Shipbuilding |
2.970 |
| Show business |
8 |
| Sicilian |
3 |
| Signalling |
3 |
| Silicate industry |
724 |
| Skydiving |
326 |
| Slang |
740 |
| Social media |
6 |
| Social science |
3 |
| Socialism |
292 |
| Sociology |
577 |
| Software |
40 |
| Soil science |
154 |
| Solar power |
56 |
| Solid-state physics |
5 |
| Sound recording |
5 |
| South America |
5 |
| South German |
3 |
| Southern Chinese |
36 |
| Soviet |
32 |
| Space |
485 |
| Spain |
1 |
| Spanish |
3 |
| Spectroscopy |
25 |
| Spices |
85 |
| Sports |
2.607 |
| Stamping |
176 |
| Starch industry |
1 |
| Statistics |
1.545 |
| Stereo |
1 |
| Stock Exchange |
635 |
| Stratified plastics |
1 |
| Stratigraphy |
2 |
| Strength of materials |
8 |
| Stylistics |
4 |
| Sublime |
15 |
| Submarines |
56 |
| Sugar production |
36 |
| Surgery |
27 |
| Surname |
45.087 |
| Surveying |
130 |
| Swimming |
7 |
| Swiss term |
10 |
| Switches |
5 |
| Table tennis |
4 |
| Taiwan |
92 |
| Taxes |
159 |
| Technology |
520.320 |
| Tectonics |
16 |
| Teenager slang |
15 |
| Telecommunications |
2.459 |
| Telegraphy |
10 |
| Telemechanics |
4 |
| Telephony |
94 |
| Television |
169 |
| Tengiz |
85 |
| Tennis |
22 |
| Teratology |
1 |
| Textile industry |
5.299 |
| Theatre |
485 |
| Thermal Energy |
2 |
| Thermal engineering |
539 |
| Thermodynamics |
59 |
| Tibetan |
25 |
| Timber floating |
1 |
| Tobacco industry |
9 |
| Tools |
63 |
| Topography |
40 |
| Topology |
11 |
| Toponym |
15 |
| Torpedoes |
41 |
| Toxicology |
43 |
| Trade unions |
33 |
| Trademark |
6 |
| Traffic control |
1 |
| Transformers |
7 |
| Transplantology |
1 |
| Transport |
579 |
| Traumatology |
2 |
| Travel |
142 |
| Tribology |
14 |
| Tunneling |
2 |
| Turk |
4 |
| Tuscan |
2 |
| Typography |
242 |
| Typology |
8 |
| Ukraine |
1 |
| Ukrainian usage |
36 |
| Uncommon / rare |
41 |
| Unit measures |
4 |
| United Nations |
4.953 |
| United States |
261 |
| University |
37 |
| Urology |
6 |
| Valves |
1 |
| Venezuela |
3 |
| Ventilation |
3 |
| Verbatim |
558 |
| Vernacular language |
5 |
| Veterinary medicine |
338 |
| Vibration monitoring |
2 |
| Vietnamese |
6 |
| Virology |
85 |
| Volcanology |
3 |
| Volleyball |
11 |
| Vulgar |
375 |
| Warehouse |
28 |
| Waste management |
32 |
| Watchmaking |
13 |
| Water resources |
748 |
| Water supply |
612 |
| Waterskiing |
1 |
| Weapons and gunsmithing |
265 |
| Weapons of mass destruction |
133 |
| Weightlifting |
2 |
| Welding |
848 |
| Welfare & Social Security |
63 |
| Well control |
6 |
| West Indies |
1 |
| West-German |
1 |
| Windows |
2 |
| Wine growing |
3 |
| Winemaking |
22 |
| Wiring |
16 |
| Wood processing |
486 |
| Work flow |
50 |
| World trade organization |
3 |
| Wrestling |
4 |
| Written |
8 |
| Yachting |
18 |
| Zoology |
2.726 |
| Zootechnics |
5 |
| Total: |
3.104.836 |
