Where does “zeptoliter” come from?

zeptoliter (English) comes from English zepto-, from Ancient Greek ἑπτά, from Proto-Hellenic heptə́, from Proto-Indo-European septḿ̥ — seven.

zeptoliter (English): An SI unit of volume equal to 10−21 liters....

Definitions

  1. An SI unit of volume equal to 10−21 liters....

Ancestry of “zeptoliter”, step by step

StepLanguageWordMeaning
1Englishzepto-API; In the International System of Units and...
2Ancient Greekἑπτάseven
3Proto-Hellenicheptə́seven
4Proto-Indo-Europeanseptḿ̥seven
Every word from Proto-Indo-European septḿ̥ →Every word from Proto-Hellenic heptə́ →Every word from Ancient Greek ἑπτά →