Thema Subject Categories 1.4

Previous versions of Thema are still available 1.3 1.2.

Browse the Thema subject categories hierarchy, or search for a specific term within the hierarchy.

See the search hints below.

Notation Category heading Add Mod ?
T Technology, Engineering, Agriculture, Industrial processes
Class here: associated skills, trades and professions. Use all T* codes for: academic, technical, specialist and general adult titles. DO NOT USE: code ‘T’ itself, but select specific categories from section T*. Use all T* codes with: other subject categories and qualifiers where appropriate, in particular EDUCATIONAL PURPOSE 4* qualifiers for vocational, professional or apprenticeship style education titles
TT Other technologies and applied sciences
TTA Acoustic and sound engineering
TTB Applied optics
TTD Space science
See also: WNX Popular astronomy and space
TTM Military engineering
TTP Explosives technology and pyrotechnics
TTS Marine engineering
Class here: offshore engineering, sonar etc
TTU Mining technology and engineering
TTV Other vocational technologies and trades
TTW Assistive technology
Class here: Adaptive technology, use of technology to assist and enable people with disabilities or impairments to live independent lives
1.2 1.4
TTX Taxidermy

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