Where does “регистрационный” come from?

регистрационный (Russian) comes from Russian -о́нный — ional, etc. forms adjectives, especially.

регистрационный (Russian): registration

Definitions

  1. registration

Ancestry of “регистрационный”, step by step

StepLanguageWordMeaning
1Russian-о́нныйional, etc. forms adjectives, especially
Every word from Russian -о́нный