English-Spanish dictionary   Subject Number of entries Medical 114.978 General 87.954 Agriculture 56.023 Transport 47.568 Technology 46.662 Chemistry 37.904 Electronics 37.819 Communications 34.195 Finances 33.186 Information technology 28.932 Health care 28.607 Industry 26.772 Law 24.868 Environment 23.419 Economics 21.960 Mechanic engineering 21.385 Natural sciences 18.999 Microsoft 18.895 Earth sciences 17.352 Life sciences 15.729 International Monetary Fund 15.022 Patents 12.754 Metallurgy 11.839 Politics 11.447 United Nations 11.283 Statistics 10.822 Meteorology 10.634 Packaging 10.272 Botany 9.161 Textile industry 8.466 Construction 8.373 Mathematics 7.663 Name of organization 7.567 Food industry 6.995 Fish farming pisciculture 6.927 Social science 6.004 Forestry 5.917 Education 5.890 Materials science 5.739 Natural resourses and wildlife conservation 5.449 Coal 5.386 Measuring instruments 4.653 Automobiles 4.175 Pharmacy and pharmacology 3.787 Entomology 3.721 Automated equipment 3.713 Marketing 3.678 Labor law 3.251 Energy industry 2.906 Banking 2.904 Animal husbandry 2.847 Work flow 2.837 Insurance 2.783 Antennas and waveguides 2.604 Commerce 2.483 Pest control 2.260 Veterinary medicine 2.143 Soil science 2.133 Water resources 2.104 Genetics 2.085 Ichthyology 2.053 Hobbies and pastimes 2.026 Aviation 1.846 Cultural studies 1.759 Taxes 1.707 Immigration and citizenship 1.704 Fishery fishing industry 1.655 Loading equipment 1.582 Food service and catering 1.577 Baseball 1.536 Radio 1.488 Accounting 1.435 Nuclear physics 1.423 Physical sciences 1.419 Human rights activism 1.360 Municipal planning 1.347 Drilling 1.305 Corporate governance 1.288 Computers 1.271 Military 1.255 Wood processing 1.224 Ecology 1.176 Remote sensing 1.070 Geography 1.056 Horticulture 1.033 Computer numerical control 981 Psychology 980 Criminal law 955 Demography 931 Nautical 917 Obsolete / dated 901 Real estate 901 Biotechnology 898 Scientific 891 Librarianship 872 Procedural law 859 Internet 815 Data processing 787 Dyalysis 749 Electric traction 681 Cinematography 649 Telecommunications 647 Power lines 638 Mexican 606 Hydrology 588 Footwear 582 Milk production 568 Government, administration and public services 566 Telegraphy 560 Spanish 547 Business 545 International trade 542 Electricity 535 Magnetics 498 Police 485 Electric motors 485 Rail transport 484 Chemical fibers 484 Lighting other than cinema 479 Art 471 Trade unions 465 Thermal Energy 464 Biology 457 Oil / petroleum 456 Research and development 451 Automatic control 449 Astronautics 448 Physics 422 Leather 421 Artillery 420 Sociology 417 Lasers 400 Superconductivity 383 Laboratory equipment 379 Power system protection 379 Reliability 351 Weapons and gunsmithing 347 Mechanics 341 Electricity generation 340 Isolation 336 Geology 334 Religion 318 Sound recording 318 Knitted goods 313 Book binding 299 Mineralogy 298 Nuclear and fusion power 289 Telephony 285 Customs 284 Security systems 284 Mineral products 280 Aeronautics 272 Piezoelectric crystals 272 Labor organization 267 Electric machinery 267 Pulp and paper industry 264 Microbiology 250 Cables and cable production 250 Radiology 236 Biochemistry 221 Polygraphy 216 Acridology 214 Dyes 202 English 197 Mammals 190 Waste management 187 Acoustics 183 Photography 182 Power electronics 182 Accumulators 176 Electrochemistry 166 Deafblindness 159 Sugar production 158 Computer networks 156 Plastics 142 Ophthalmology 138 Transformers 138 International law 136 Polymers 134 Climatology 124 Welding 121 Video recording 120 Scuba diving 119 Radiolocation 117 Semiconductors 116 Satellite communications 116 Navigation 113 Water supply 110 Mining 107 Pharmacology 98 Project management 97 Zoology 95 Armored vehicles 95 Procurement 87 Gardening 86 Employment 86 Astronomy 84 Engines 82 Cartography 81 Resins 79 Oceanography & oceanology 77 Wind Energy 74 Television 72 Machine tools 72 Spices 72 Helicopters 70 Microscopy 68 Vacuum tubes 63 Investment 61 Ornithology 60 Ceramics 60 Explosives and Explosive Ordnance Disposal 60 Beverages 54 Welfare & Social Security 53 Paint, varnish and lacquer 52 Bacteriology 51 Socialism 50 Risk Management 46 Topography 45 Planning 45 Hygiene 44 Navy 41 Electrical engineering 41 School 40 Latin American 38 European Union 38 Logistics 37 Ballistics 37 Ammunition 37 Brewery 36 Private international law 36 Toxicology 33 Bioenergy 33 Ultrasound 32 Printed circuit boards 31 Medical appliances 30 Aerohydrodynamics 30 Toponym 30 Virology 28 Skydiving 28 Sports 27 United States 27 Pets 27 Psychiatry 26 Optics branch of physics 26 Plumbing 26 Tobacco industry 25 Cryptography 23 Glass production 23 Surname 23 Embryology 22 Aviation medicine 22 Alcohol distilling 21 Fat-and-oil industry 21 Surveying 19 Tools 19 Geometry 18 Thermal engineering 17 Geophysics 15 Stonemasonry 15 Jet engines 14 Informal 13 Hydraulics 11 Public relations 11 Programming 10 Shipbuilding 10 Phaleristics 10 Fortification 10 Architecture 9 Obstetrics 9 Jargon 8 Anatomy 8 Coffee 8 Turbines 8 Production 7 Microelectronics 7 Pneumatics 7 Drives 6 Typography 6 Ventilation 6 Pipelines 6 Music 5 Philately / stamp collecting 5 Ground forces Army 5 Airships 4 Surgery 3 Dermatology 3 Pathology 3 Weapons of mass destruction 3 Winemaking 3 Tinware 3 Road works 2 Abbreviation 2 Physiology 2 Literature 2 Gynecology 2 Beekeeping 2 Proverb 2 Oil and gas technology 2 Occupational health & safety 2 Aerodynamics 2 Oil and gas 2 Building materials 2 Idiomatic 2 Pedagogics 2 Uncommon / rare 1 Alternative dispute resolution 1 Cooking 1 Teratology 1 Geochemistry 1 Postal service 1 Travel 1 Heating 1 Archaic 1 Ethology 1 Securities 1 Computer graphics 1 Ethnology 1 Forensics 1 Geriatrics 1.347 Legislative acts 1.348 Nigeria 1.349 Total: 1.070.326

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