Where does “idrologico” come from?

idrologico (Italian) comes from Italian idrologia, from Italian idro, from Sanskrit इन्द्रधनुस्, from Sanskrit इन्द्र॑.

idrologico (Italian): hydrologic, hydrological

Definitions

hydrologic, hydrological

Ancestry of “idrologico”, step by step

Step	Language	Word	Meaning
1	Italian	idrologia	hydrology
2	Italian	idro	—
3	Sanskrit	इन्द्रधनुस्	—
4	Sanskrit	इन्द्र॑	—

Every word from Sanskrit इन्द्र॑ →

idrologico — Etymology, Origin & Word History | Etymology Explorer