UNESCO Nomenclature (more properly UNESCO nomenclature for fields of science and technology) is a system developed by UNESCO for classification of research papers and doctoral dissertations. There are three versions of the system, offering different levels of refinement through 2-, 4-, and 6-digit codes.

Two-digit system

11 Logic <br />

12 Mathematics <br />

21 Astronomy, Astrophysics <br/>

22 Physics <br />

23 Chemistry <br />

24 Life Sciences <br />

25 Earth and space science <br />

31 Agricultural Sciences <br />

32 Medical Sciences <br />

33 Technological Sciences <br />

51 Anthropology <br />

52 Demography <br />

53 Economic Sciences <br />

54 Geography <br />

55 History <br />

56 Juridical Science and Law <br />

57 Linguistics <br />

58 Pedagogy <br />

59 Political Science <br />

61 Psychology <br />

62 Sciences of Arts and Letters <br />

63 Sociology <br />

71 Ethics <br />

72 Philosophy

See also

  • UNESCO Standard Classification of Education

References

  • Original document (from 1988) – full 6-digit nomenclature