olemus
Wiktionary:
2. a plan or explanation to guide one in setting standards or determining a course of action

ISACA Glossary:
millegi tegemise viisi kirjeldus, mis on vähem ettekirjutuslik kui protseduur
=
a description of a particular way of accomplishing something that is less prescriptive than a procedure

täpsemalt
https://en.wikipedia.org/wiki/Guideline
https://en.wikipedia.org/wiki/Wikipedia:List_of_guidelines

vt ka
- juhend
- suunis