Where does “Libran” come from?

Libran (English) comes from English Libra, from Latin lībra, from Ancient Greek ζυγόν, from Proto-Hellenic dzugón, from Proto-Indo-European yugóm, from Proto-Indo-European yewg- — to join, to yoke, to tie together.

Libran (English): Of, or pertaining to, the Libra star sign;...

Definitions

Of, or pertaining to, the Libra star sign;...

Ancestry of “Libran”, step by step

Step	Language	Word	Meaning
1	English	Libra	Someone with a Libra star sign
2	Latin	lībra	—
3	Ancient Greek	ζυγόν	yoke, for joining animals; yoke, burden; in...
4	Proto-Hellenic	dzugón	yoke
5	Proto-Indo-European	yugóm	yoke
6	Proto-Indo-European	yewg-	to join, to yoke, to tie together

Every word from Proto-Indo-European yewg- →Every word from Proto-Indo-European yugóm →Every word from Proto-Hellenic dzugón →