| Transport [U] |
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| MT 6.65 Services |
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| SN Refers to both transportation and transport of goods. Use more specific descriptor where appropriate. |
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| NT1 Air transport [U] |
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| NT2 Civil aviation [U] |
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| NT1 Freight transport [P] |
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| NT1 Inland water transport [U] |
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| NT1 Maritime transport [U] |
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| NT1 Public transport [U] |
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| NT1 Railway transport [U] |
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| NT1 Road transport [U] |
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| NT2 Bus services [N] |
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| NT2 Road haulage [P] |
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| NT1 Rural transport [U] |
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| NT1 Sea transport [U] |
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| NT2 Merchant shipping [P] |
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| NT2 Shipping [P] |
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| NT1 Traffic [U] |
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| NT1 Transport planning [U] |
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| NT2 Regional transport development [P] |
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| NT1 Transport policy [U] |
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| RT Service industries [U] |
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| Transport engineering [U] |
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| MT 6.50 Manufacturing and transport engineering |
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| UF Automobile engineering [U], Railway engineering [U] |
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| RT Road engineering [U] |
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| RT Transport infrastructure [U] |
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| RT Transport planning [U] |
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| RT Vehicles [U] |
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| RT Garages [N] |
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| Transport infrastructure [U] |
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| MT 6.60 Equipment and facilities |
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| NT1 Bridges [U] |
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| NT1 Canals [U] |
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| NT1 Harbours [U] |
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| NT1 Roads [U] |
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| RT Public works [U] |
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| RT Transport engineering [U] |
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| Transport planning [U] |
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| MT 6.65 Services |
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| BT1 Transport [U] |
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| NT1 Regional transport development [P] |
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| RT Transport engineering [U] |
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| Transport policy [U] |
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| MT 6.65 Services |
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| UF Transport Statistics [N] |
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| BT1 Transport [U] |
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| Transport safety [U] |
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| MT 2.60 Pollution, disasters and safety |
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| UF Traffic accidents [U], Road safety [U], Air safety [U], Rail safety [U], Marine safety [U] |
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| BT1 Safety [U] |
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| RT Accidents [U] |
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| Transport Statistics [N] USE Transport policy |
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| Trees [U] |
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| MT 2.75 Natural sciences |
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| BT1 Plants [U] |
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| BT2 Flora [U] |
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| BT3 Vegetation [U] |
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| BT4 Botany [U] |
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| RT Forest resources [U] |
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| RT Forestry [U] |
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| RT Forests [U] |
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| RT Wood [U] |
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| Trends in crime [N] USE Crime statistics |
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| Trial by jury [P] |
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| MT 6.05 Legal systems |
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| BT1 Legal procedure [U] |
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| BT2 Administration of justice [U] |
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| NT1 Jurors [NP] |
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| Trials [U] USE Legal procedure |
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| Tribal conflicts [U] USE Ethnic conflicts |
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| Tribalism [U] USE Ethnic conflicts |
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| Tribunals [U] USE Courts |
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| Trucks [U] USE Motor vehicles |
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| Tuberculosis (England and Wales) Order 1984 [N] |
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| MT 6.05 Legal systems |
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| Tuition (USA) [U] USE Educational fees |
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| Turnpikes [N] USE Roads |
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| Typological analysis [U] USE Typology |
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| Typology [U] |
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| MT 2.05 Scientific approach |
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| UF Typological analysis [U], Taxonomy [U] |
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| BT1 Scientific methods [U] |
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| UDC [U] USE Classification systems |
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| Ultrix [N] |
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| MT 5.40 Information technology (software) |
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| BT1 Basic software [U] |
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| BT2 Computer software [U] |
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| BT3 Computer programming [U] |
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| Underprivileged groups [U] USE Disadvantaged groups |
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| Unemployed [U] |
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| MT 4.20 Social problems |
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| BT1 Disadvantaged groups [U] |
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| RT Employment services [U] |
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| RT Unemployment [U] |
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| RT Workers [U] |
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| Unemployment [U] |
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| MT 6.85 Labour |
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| BT1 Employment [U] |
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| RT Social exclusion [U] |
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| RT Unemployed [U] |
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| Unemployment benefits [U] USE Social security |
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| Unemployment statistics [N] USE Employment statistics |
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| UNIFACE [N] |
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| MT 5.40 Information technology (software) |
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| BT1 Development environments [N] |
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| BT2 Computer software [U] |
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| BT3 Computer programming [U] |
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| Union catalogues [U] USE Catalogues |
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| Unitary authorities [N] |
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| MT 6.15 Politics and government |
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| BT1 Local government [U] |
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| BT2 Public administration [U] |
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| BT3 Government [U] |
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| UniVerse (Informix/IBM) [N] |
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| MT 5.40 Information technology (software) |
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| BT1 Database applications [N] |
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| BT2 Application software [U] |
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| BT3 Computer software [U] |
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| BT4 Computer programming [U] |
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| Universities [U] |
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| MT 1.35 Educational institutions |
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| SN Institutions of higher education with legal right to confer degrees. |
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| UF Colleges (USA) [U], University institutes [U], University colleges [U] |
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| BT1 Higher education institutions [U] |
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| University colleges [U] USE Universities |
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| University education [U] USE Higher education |
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| University funding [N] |
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| MT 1.15 Educational planning |
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| BT1 Educational finance [U] |
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| BT2 Economics of education [U] |
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| RT Educational grants [U] |
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| University institutes [U] USE Universities |
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| UNIX [N] |
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| MT 5.40 Information technology (software) |
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| BT1 Basic software [U] |
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| BT2 Computer software [U] |
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| BT3 Computer programming [U] |
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| Urban areas [U] |
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| MT 4.45 Human settlements and land use |
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| UF Cities [U], Towns [U] |
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| NT1 Industrial areas [U] |
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| NT1 Metropolitan areas [U] |
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| NT1 New towns [U] |
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| RT Municipal government [U] |
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| RT Urban planning [U] |
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| Urban communities [U] USE Communities |
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| Urban development [U] |
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| MT 4.45 Human settlements and land use |
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| NT1 Urban planning [U] |
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| NT2 Urban renewal [U] |
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| RT Economic and social development [U] |
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| RT New towns [U] |
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| RT Regional development [U] |
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