Where does “unactinic” come from?

unactinic (English) comes from English actinic, from Ancient Greek ἀκτίς — ray, beam; brightness, splendor; spoke.

unactinic (English): Not actinic

Definitions

  1. Not actinic

Ancestry of “unactinic”, step by step

unactinic traces back through two separate lines of ancestry.

via English actinic

StepLanguageWordMeaning
1EnglishactinicOf or relating to actinism; Composed of actin;...
2Ancient Greekἀκτίςray, beam; brightness, splendor; spoke

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Ancient Greek ἀκτίς →Every word from English actinic →