preposition 'of' or 'for' which one to use?

[keya mukherji]

some of the sites say "abbreviation of" but at the same times some other sites say "abbreviation for" are they both correct? if not which one should i use?

[kenkk2]

some of the sites say "abbreviation of" but at the same times some other sites say "abbreviation for" are they both correct? if not which one should i use?

Not a teacher.
It depends on what context you use it in.
"Oct is the abbreviation of October"
" Abbreviations for most units of measurements use small letters and periods."
" what the abbreviation for the International Olympic Committee :'_"IOC"

[konungursvia]

That sounds right. Both of you.