Where does “intersidéral” come from?

intersidéral (French) comes from French sidéral, from Latin sīderālis, from Latin sīdus, from Ancient Greek Σιδοῦς, from Ancient Greek σίδη — pomegranate; kind of waterplant growing near...

intersidéral (French): interstellar

Definitions

interstellar

Ancestry of “intersidéral”, step by step

Step	Language	Word	Meaning
1	French	sidéral	sidereal
2	Latin	sīderālis	sidereal of or relating to the stars
3	Latin	sīdus	—
4	Ancient Greek	Σιδοῦς	Sidus, Corinthia, Greece
5	Ancient Greek	σίδη	pomegranate; kind of waterplant growing near...

Every word from Ancient Greek σίδη →Every word from Ancient Greek Σιδοῦς →Every word from Latin sīdus →