olemus
(a) objektide ja mõistete liigitamise distsipliin
(b) objektide või mõistete süstemaatiline liigitus

Wiktionary:
1. the science or the technique used to make a classification
2. a classification; especially, a classification in a hierarchical system

ISO/IEC 25062:
uurimisala objektide süstemaatiline liigitus
= the systematic classification of the objects in a field of study

ISO/IEC/IEEE 24765:
skeem, mis osandab mingi teadmusekogu ja määratleb seosed osade vahel
= scheme that partitions a body of knowledge and defines the relationships among the pieces

ülevaateid
https://en.wikipedia.org/wiki/Taxonomy
https://en.wikipedia.org/wiki/Categorization
http://www.uxbooth.com/articles/introduction-to-taxonomies/
https://www.researchgate.net/profile/Costas_Drossos/post/What_is_the_difference_between_a_typology_and_a_taxonomy/attachment/59d63753c49f478072ea4bf1/AS%3A273684877512704%401442262968252/download/%5BKenneth_D._Bailey%5D_Typologies_and_Taxonomies_An_Introduction_to_Classification_Techniques.pdf
https://en.wikipedia.org/wiki/Category:Taxonomy
https://www.slideshare.net/slideshow/taxonomy-of-knowledge-management/132184208

näiteid
loogika (logic)
vt matemaatiline loogika
tarkvara (software)
https://www.site.uottawa.ca/eng/school/publications/techrep/2008/TR-2008-06-Taxonomy-Forward-Lethbridge.pdf
ohud (threats)
https://www.um.es/documents/2096502/4937674/Enisa.pdf/2374a6a9-3c9d-422c-b5ad-b047a2fb8568
kahjurvara (malware)
http://www.cse.tkk.fi/fi/opinnot/T-110.6220/2010_Spring_Malware_Analysis_and_Antivirus_Tchnologies/luennot-files/Erdelyi-Introduction_to.pdf
ummistusründed (DoS attacks)
https://www.researchgate.net/profile/Bill_Miller5/publication/274309981/figure/fig5/AS:381581211521034@1467987459013/5-DDoS-Attack-Taxonomy.png
privaatsus (privacy)
https://espace.curtin.edu.au/bitstream/handle/20.500.11937/22533/20125_20125.pdf?sequence=2
krüptograafia (cryptography)
vt krüptosüsteem (1)

vt ka
- folksonoomia
- rahvataksonoomia