Where does “radioaktivitet” come from?

radioaktivitet (Swedish) comes from Swedish -itet — -ity; making a noun from an adjective.

radioaktivitet (Swedish): radioactivity

Definitions

  1. radioactivity

Ancestry of “radioaktivitet”, step by step

StepLanguageWordMeaning
1Swedish-itet-ity; making a noun from an adjective
Every word from Swedish -itet