Where does “sidéreo” come from?

sidéreo (Portuguese) comes from Latin sīdereus, from Latin sīdus, from Ancient Greek Σιδοῦς, from Ancient Greek σίδη — pomegranate; kind of waterplant growing near...

sidéreo (Portuguese): sidereal

Definitions

sidereal

Ancestry of “sidéreo”, step by step

Step	Language	Word	Meaning
1	Latin	sīdereus	of, pertaining to, consisting of a stellar object objects
2	Latin	sīdus	—
3	Ancient Greek	Σιδοῦς	Sidus, Corinthia, Greece
4	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 →