Where does “femtobel” come from?
femtobel (English) comes from English Bel, from English Isabel, from Spanish Isabel, from Portuguese Isabel, from Old Occitan Elisabel, from Latin Elisabeth, from Ancient Greek Ἐλισάβετ, from Hebrew אלישבע.
femtobel (English): An SI unit of relative power equal to 10−15 bels....
Definitions
- An SI unit of relative power equal to 10−15 bels....
Ancestry of “femtobel”, step by step