Where does “digitālis” come from?

digitālis (Latin) comes from Latin digitus, from Proto-Indo-European deyḱ- — to point out.

Ancestry of “digitālis”, step by step

Step	Language	Word	Meaning
1	Latin	digitus	a finger, toe, digit; a twig
2	Proto-Indo-European	deyḱ-	to point out

digitālis — Etymology, Origin & Word History | Etymology Explorer