Where does “keratinic” come from?

keratinic (English) comes from English keratin, from German Keratin, from Ancient Greek κέρας, from Proto-Hellenic *kérats.

Ancestry of “keratinic”, step by step

keratinic traces back through two separate lines of ancestry.

via English keratin

StepLanguageWordMeaning
1EnglishkeratinThe protein of which hair and nails are composed
2GermanKeratinKeratin (protein that hair and nails are made of)
3Ancient Greekκέραςhorn; horn as a material, or anything made of...
4Proto-Hellenic*kérats

via English ic

StepLanguageWordMeaning
1Englishicrelated or pertaining to; having the character of
Every word from Proto-Hellenic *kératsEvery word from Ancient Greek κέραςEvery word from German Keratin